Wiring Harnesses

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Radium Engineering 23in Fuel Pump Connector Harness - Wal...

$39.84
Radium Engineering 23in Fuel Pump Connector Harness - Walbro 255
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NAMZ 23+ Harley Davidson Street/Road Glide/2026 FLHLT/FLT...

$54.94
NAMZ Accessory Electrical Power Connection. Allows (2) devices to be connected to the bikes OEM P&A connector, fits: 2023.5 CVO Street Glide and CVO Road Glide, ALL 2024-Up Street Glide...
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Haltech NEXUS Rebel LS Gen IV Oil Pressure Sensor Adaptor...

$46.89
Haltech NEXUS Rebel LS Gen IV Oil Pressure Sensor Adaptor Harness
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Haltech Elite 2500 Plug-n-Play Adaptor Harness

$516.02
Elite 2500 PnP Ada Harn Only Subaru WRX MY06-10
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Haltech Elite 2000/2500 Plug-n-Play Adaptor Harness

$516.02
Elite 2000/2500 PnP Ada Harn Only - Nissan 300ZX Z32
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Haltech Elite 1000/1500 Plug-n-Play Adaptor Harness

$516.02
Haltech Elite 1000/1500 Plug-n-Play Adaptor Harness
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Haltech Elite 1000/1500 Plug-n-Play Adaptor Harness

$516.02
Elite 1000/1500 PnP Ada Harn Only - Niss Silvia S14 S1 ZENKI
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Haltech Elite 750 Basic Universal Wire-In Harness - 2.5m ...

$319.97
Haltech Elite 750 Basic Universal Wire-In Harness - 2.5m (8ft)
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Haltech Bosch Electronic Throttle Body Connector Kit

$37.89
Haltech Bosch Electronic Throttle Body Connector Kit
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Radium Engineering Ring Terminal Insulator Boots - 5 Pack

$35.09
Radium Engineering Ring Terminal Insulator Boots - 5 Pack
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NAMZ Speedometer Harness For EFI Kit J1850 - 48 in. Long

$60.95
NAMZ Universal Speedometer Harness for our stand-alone EFI kits, 48" long. Will fit any J1850 data-bus (pre-CAN/Bus) Harley Davidson®, Dakota Digital or KOSO speedometer.
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Haltech NEXUS S3 Plug-n-Play Adapter Harness

$556.03
Nexus S3 Plug 'n' Play Adapter Harness - Nissan Skyline R32/R33/R34GT-R
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Cali Raised Wiring Harness - Single Leg

$60.99
Cali Raised Wiring Harness - Single Leg
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HKS RB26 Crank Angle Sensor Kit for V-Cam

$991.15
HKS RB26 Crank Angle Sensor Kit for V-Cam
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HKS RB26 Crank Angle Sensor Kit

$1,101.18
HKS RB26 Crank Angle Sensor Kit
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Kooks 2009-2015 RAM 1500 HEMI 02 Sensor Extensions

$57.62
Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete...
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Tazer Z Locker Power Harness

$70.95
Tazer Z Locker Power Harness
Haltech Wideband Harness for Elite PRO Plug-in ECUs - product view | Haltech

Haltech Wideband Harness for Elite PRO Plug-in ECUs

$71.90
Elite PRO Direct Plug-in Wideband harness Only, Length: 1.2m (4'), Suits: LSU 4.9 sensor, Notes: Sensor not included, please order HT-010718 if required.
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AEM CD Carbon Dash 2-Button External Button Kit

$88.29
This kit includes two waterproof buttons with flying leads that allow you to change pages on CD Flat Panel dashes and add steering wheel buttons to change pages on CD...
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Haltech Elite 1000/1500 Plug-n-Play Adaptor Harness

$516.02
Elite 1000/1500 Honda AP1 S2000 Plug 'n' Play Adaptor Harness Only.
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Fleece Performance Universal Rail Pressure Sensor w/6in P...

$46.88
Our replacement connector with 6" pigtail will get you back on the road quickly. Includes heat-sealable butt-style connectors. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal...
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Fleece Performance Universal MAP Sensor & Airbox Control ...

$49.88
Replacement connector with 6" pigtail for use on both L5P Duramax and 2013-2018 Cummins equipped RAM trucks. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping...
Fleece Performance Universal Multiuse Pressure Sensor Pigtail - product view | Fleece Performance

Fleece Performance Universal Multiuse Pressure Sensor Pig...

$45.88
Replacement connector with 36" pigtail for use in multiple locations on the Duramax, Cummins, Powerstroke, and GM vehicles. Includes heat-sealable butt-style connectors. Produced in-house, our manufacturing process includes fully automated...
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Fleece Performance Universal Multiuse Sensor 6in Pigtail

$40.88
Almost too many applications to list for this multi-purpose two pin connector with 6" pigtail. This connector is used in hundreds of applications on GM and Dodge vehicles. Includes heat-sealable...
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Fleece Performance 95-20 Dodge 2500/3500 Cummins 6in Mult...

$50.88
Replacement connector with 6" pigtail for use on the Cummins engine and other vehicle applications. Replaces OEM Connector: 05013978AA Application Notes 2007.5-2012 RAM w/Cummins: Turbo Actuator 2007.5-2010 RAM w/Cummins: Throttle...
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Fleece Performance 97-19 Dodge 2500/3500 Cummins 6in Mult...

$53.88
Replacement connector with 6" pigtail for use on the Cummins engine and other vehicle applications. Replaces Mopar: 5017117AA and 5019913AA Application Notes 2002-2018 RAM w/Cummins: Oil pressure switch 56031005 1997-2012...
Fleece Performance 99-07 Ford F250-550 Powerstroke Sending Unit Pigtail - product view | Fleece Performance

Fleece Performance 99-07 Ford F250-550 Powerstroke Sendin...

$48.88
Replacement sending unit connector with 6" pigtail for use on the 1999-2007 Ford Powerstroke. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping to ensure you...
Fleece Performance Universal 6in Multiuse Sensor Pigtail No. 10 - product view | Fleece Performance

Fleece Performance Universal 6in Multiuse Sensor Pigtail ...

$35.88
Replacement connector with 6" pigtail for use in multiple locations on the Duramax and Powerstroke engines. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping to...
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Fleece Performance 02-09 Dodge MOPAR Pressure Sensor Pigtail

$48.88
Replacement connector with 6" pigtail for use in multiple locations on MOPAR vehicles including the A/C pressure sensor and transmission pressure transducers. Produced in-house, our manufacturing process includes fully automated...
Fleece Performance GM Automatic Transmission 20-Pin Pigtail - product view | Fleece Performance

Fleece Performance GM Automatic Transmission 20-Pin Pigtail

$120.90
Our replacement GM Automatic Transmission 20-Pin pigtail features 12" leads that are labeled with the pin positions to aid in installation. Includes 20 heat-sealable butt-style connectors. Produced in-house, our manufacturing...
Fleece Performance 11-19 Ford F250-650 Powerstroke WIF Sensor Pigtail - product view | Fleece Performance

Fleece Performance 11-19 Ford F250-650 Powerstroke WIF Se...

$50.88
Replacement Water-In-Fuel (WIF) connector with 6" pigtail for use on the 2011-2019 Ford Powerstroke. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping to ensure you...
Fleece Performance 11-16 Ford F250-650 Powerstroke Lift Pump Pigtail - product view | Fleece Performance

Fleece Performance 11-16 Ford F250-650 Powerstroke Lift P...

$59.89
Replacement fuel pump pigtail for the 2011-2016 6.7L Powerstroke. Includes two heat-sealable butt-style connectors. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping to ensure you...
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Fleece Performance 04.5-05 GM 2500/3500 Duramax LLY Turbo...

$67.89
Our Fleece Performance adapter harness allows the 2004.5-2005 LLY Duramax to run the updated turbo vane position sensor that is used on 2006 and up Garrett turbochargers. Produced in-house, our...
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Fleece Performance 01-07 GM 2500/3500 Duramax Vane Positi...

$48.88
Replacement connector with 6" pigtail for use on the 6.6L Duramax engine including MAP, BARO, camshaft, and crankshaft sensors. Produced in-house, our manufacturing process includes fully automated wire cutting and...
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Fleece Performance 01-04 GM 2500/3500 Duramax LB7 Outer I...

$50.88
Replacement connector with 6" pigtail for use on the 6.6L Duramax engine and other vehicle applications. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping to...
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Fleece Performance 11-16 GM 2500/3500 Duramax LML Fan Ext...

$66.89
Our replacement fan extension harness for the 2011-2016 LML Duramax allows you to repair a broken or damaged harness without needing to replace the entire fan assembly. This harness is...
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Fleece Performance 17-19 GM 2500/3500 Duramax LP5 Fan Ext...

$66.89
Our replacement fan extension harness for the 2017-2019 L5P Duramax allows you to repair a broken or damaged harness without needing to replace the entire fan assembly. This harness is...
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Fleece Performance 98.5-02 Dodge 2500/3500 Cummins 5.9L V...

$41.88
Replacement connector and 6" pigtail harness for the 1998.5 to 2002 Cummins Camshaft and Crankshaft Position Sensor. Includes heat-sealable butt-style connectors. Produced in-house, our manufacturing process includes fully automated wire...
Fleece Performance 13-22 Dodge 2500/3500 Cummins Holset HE300VE/VG Turbocharger Actuator - product view | Fleece Performance

Fleece Performance 13-22 Dodge 2500/3500 Cummins Holset H...

$48.88
Replacement connector with 6" pigtail for use on the Cummins engine and other vehicle applications. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping to ensure...
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Fleece Performance 03-07 Dodge 2500/3500 Cummins 5.9L MAP...

$42.88
Cummins MAP sensor connector with 6" pigtail for 2003 - 2007 5.9L Cummins engines. Replaces Mopar part number: 5143782AA Application Notes: 2003-2007 Dodge RAM w/ 5.9L CumminsWarrantyThis Part Fits: Year...
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Fleece Performance 07-18 Dodge 2500/3500 Cummin 6.7L MAF ...

$50.88
Replacement connector with 6" pigtail for use on the 6.7L Cummins engines and HE400VG/HE451VE turbochargers. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping to ensure...
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Fleece Performance 07.5-22 Dodge 2500/3500 Cummins 6in Te...

$47.88
Replacement connector with 6" pigtail for use on the 6.7L Cummins and other vehicle applications. Application Notes 2013-2022 RAM w/Cummins: Air Temperature Sensor 2007.5-2019 RAM w/Cummins: Exhaust Gas Temperature Sensor...
Fleece Performance 00-18 Dodge 2500/3500Cummins 5.9L/6.7L Fuel Heater Connector & 6in - product view | Fleece Performance

Fleece Performance 00-18 Dodge 2500/3500Cummins 5.9L/6.7L...

$38.88
Replacement Fuel Heater and Turbo Wastegate Solenoid Electrical Connector with 6" Pigtail for the Cummins engines. Includes heat-sealable butt-style connectors. Produced in-house, our manufacturing process includes fully automated wire cutting...
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Fleece Performance 07.5-18 Dodge Cummins 6.7L Crankshaft ...

$60.89
Replacement connector with 6" pigtail for use on the 6.7L Cummins, including ISL and ISX engines. Includes heat-sealable butt-style connectors. Produced in-house, our manufacturing process includes fully automated wire cutting...
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Fleece Performance 13-22 Dodge 2500/3500 Cummins Cooling ...

$80.89
Replacement connectors with 6" pigtail for use on the Cummins engine, this kit includes BOTH sides of the connector with flying leads to allow you to repair both sides when...
Fleece Performance 07.5-18 Dodge Cummins Crankcase Pressure Sensor Pigtail - product view | Fleece Performance

Fleece Performance 07.5-18 Dodge Cummins Crankcase Pressu...

$46.88
Replacement connector with 6" pigtail for use on the 6.7L Cummins. Includes heat-sealable butt-style connectors. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping to ensure...
Fleece Performance 03-18 Dodge Ram 2500/3500 5.9L Cummins 4.5in Crankshaft & Camshaft - product view | Fleece Performance

Fleece Performance 03-18 Dodge Ram 2500/3500 5.9L Cummins...

$50.88
Our replacement connector with 4.5" pigtail will get you back on the road quickly. Includes heat-sealable butt-style connectors. Application Notes 2003-2018 Dodge RAM Camshaft Sensor (Mopar p/n: 2872277) 2003-2018 Dodge...
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Fleece Performance 2007.5-2012 Dodge 2500-3500 Cummins Di...

$65.85
Our Fleece Performance adapter harness allows the early (2007.5-2012) Dodge 6.7L to run the updated turbo actuator that is used on 2013 and up VGT Turbochargers. Replacement for Cummins P/N...
NAMZ 04-05 Harley D Touring OEM Replacement Complete Ignition Harness Plug-N-Pla - product view

NAMZ 04-05 Harley D Touring OEM Replacement Complete Igni...

$178.98
A rare harness but now easy to find thanks to our engineers. The factory may have stopped producing these harnesses but have no fear, we got them. This early ignition...
NAMZ 02-03 Harley D Touring OEM Replacement Complete Ignition Harness Plug-N-Pla - product view

NAMZ 02-03 Harley D Touring OEM Replacement Complete Igni...

$185.98
A rare harness but now easy to find thanks to our engineers. The factory may have stopped producing these harnesses but have no fear, we got them. This early ignition...

Wiring Harnesses for Trucks, SUVs, and Off-Road Vehicles

The Wiring Harnesses collection at Bull Strap carries parts and accessories for trucks, SUVs, and off-road vehicles sourced from Turn14 Distribution, one of the largest automotive aftermarket distributors in North America. Every product listing includes a complete fitment table by year, make, model, and trim so you confirm compatibility before the order ships, not after it arrives. Bull Strap catalog covers over 103,000 products across hundreds of brands, giving truck and off-road vehicle owners access to a comprehensive selection of aftermarket parts from a single source with verified fitment data.

Choosing the Right Part

Aftermarket parts span a wide quality spectrum. At the low end, you have unbranded overseas imports with no documented specifications, no fitment data, and no warranty. At the high end, you have engineered components from manufacturers who test their parts to defined load and durability standards before releasing them to market. The products in this collection come from established brands with real specifications, documented fitment data, and legitimate warranty programs that back up their claims. When you are evaluating any aftermarket part, the following criteria separate quality parts from the rest of the market.

Fitment specificity matters more than most buyers realize. Parts engineered for your exact year, make, model, and trim install correctly without modification and perform as designed from the first use. Universal-fit parts require trimming and adjustment that degrades final fit quality and often leaves gaps in coverage or function that create problems down the road. Always confirm vehicle-specific fitment before purchasing any structural, safety-adjacent, or precision-fit component.

Material specifications tell you what you are actually buying. A quality part from a reputable manufacturer lists the material clearly: steel gauge, alloy grade, polymer type, coating specification, and tensile or yield strength where relevant. If a product description says heavy-duty without specifying what that means in measurable terms, treat that as a red flag. Vague materials claims are a consistent indicator of parts that will not perform as expected under real-world use conditions.

Load ratings are critical for structural and safety-adjacent components. Recovery gear, hitch components, skid plates, grab handles, limit straps, and tow hooks all need to be rated for the loads they will see in use. If a product listing for a structural component has no load rating, ask the manufacturer for documentation before purchasing. Installing unrated hardware in a load-bearing application is a liability and a safety risk.

Warranty terms vary significantly across brands and part types. A lifetime warranty on a fifteen dollar part is a different proposition than a one-year warranty on a three hundred dollar suspension component from an established manufacturer. Read the warranty terms before you commit. Understand what is covered, what voids coverage, and how claims are processed. A strong warranty from a manufacturer with an established claims process is meaningful. A lifetime warranty from a company with no contact information or claims process is not.

Fitment verification is the last step before ordering. Fitment tables are only as good as the data that went into them. Cross-check the fitment table against your specific vehicle, paying attention to engine, cab configuration, bed length, and trim level where those fields are listed. If something does not look right for your application, contact the seller to confirm before the order ships. Return shipping costs on heavy truck parts make mistaken orders expensive.

Vehicle Coverage in This Collection

Products in this collection cover the most common trucks, SUVs, and off-road vehicles on the market today. Full-size trucks represent the largest segment of the fitment data in the Turn14 catalog, followed by midsize trucks and purpose-built off-road platforms. The following makes and model years are covered across this collection.

Ford coverage includes the F-150 from 2004 through the current model year, F-250 Super Duty from 2005 through present, F-350 Super Duty from 2005 through present, Bronco from 2021 through present, Bronco Sport from 2021 through present, Ranger from 2019 through present, and Maverick from 2022 through present. Ford is the best-selling truck brand in the United States and carries the broadest aftermarket part support of any manufacturer in the Turn14 catalog.

Ram and Dodge coverage includes the Ram 1500 from 2009 through present, Ram 1500 Classic from 2019 through present, Ram 2500 from 2010 through present, Ram 3500 from 2010 through present, and Ram 4500/5500 for select heavy-duty applications. Ram HD trucks including the 2500 and 3500 are particularly well supported by the suspension and towing categories in the Turn14 catalog.

Chevrolet and GMC coverage includes the Silverado 1500 from 2007 through present, Silverado 2500HD from 2011 through present, Silverado 3500HD from 2011 through present, Sierra 1500 from 2007 through present, Sierra 2500HD from 2011 through present, Sierra 3500HD from 2011 through present, Colorado from 2015 through present, and Canyon from 2015 through present.

Toyota coverage includes the Tacoma from 2005 through present, Tundra from 2007 through present, 4Runner from 2003 through present, Sequoia from 2008 through present, and Land Cruiser for select applications. Toyota trucks and SUVs have a particularly strong following in the overlanding and off-road communities and are well represented in the catalog.

Jeep coverage includes the Wrangler TJ from 1997 through 2006, Wrangler JK from 2007 through 2018, Wrangler JL from 2018 through present, Gladiator JT from 2020 through present, and select Cherokee and Grand Cherokee applications. Jeep Wranglers are among the most accessorized vehicles in the aftermarket, with extensive support across suspension, exterior, interior, lighting, and recovery categories.

Nissan coverage includes the Frontier from 2005 through present, Titan from 2004 through present, and Titan XD from 2016 through present. Individual product listings specify exact fitment within these broad platform groups. Always check the product page fitment table for your specific year, make, model, and trim before ordering to confirm compatibility.

Brands Carried at Bull Strap

Bull Strap catalog through Turn14 Distribution includes parts from hundreds of aftermarket manufacturers spanning every major truck and off-road accessory category. The brand mix covers the full range from OEM-quality replacements through high-performance upgrades.

Suspension brands represented include Bilstein, Fox, Rancho, KYB, Monroe, ICON Vehicle Dynamics, Old Man Emu, Carli Suspension, Eibach, ReadyLift, Rough Country, Fabtech, Skyjacker, and SuperLift among others. Recovery and off-road brands include Warn, Smittybilt, ARB, Hi-Lift Jack, Bubba Rope, and Factor 55. Lighting brands include Rigid Industries, Baja Designs, KC HiLiTES, Diode Dynamics, Putco, and Anzo. Exterior brands include Lund, Bushwacker, WeatherTech, LineX, Dee Zee, Undercover, and Extang. Interior brands include Husky Liners, WeatherTech, Covercraft, Coverking, Bestop, and Rugged Ridge.

OEM-quality replacement parts come from Dorman, Moog, Gates, Monroe, Standard Motor Products, and ACDelco among others. Performance and specialty brands vary by category. Not every brand available through Turn14 is represented in this specific collection, but the most commonly searched and purchased brands in this category are included. If you are looking for a specific brand that does not appear in the current listings, use the search bar or contact Bull Strap directly for availability.

OEM Replacement vs Performance Upgrade

The aftermarket parts market divides into two broad approaches for most parts categories: OEM-quality replacement and performance upgrade. Understanding which approach your project needs before you shop saves time, money, and the frustration of buying the wrong part twice.

OEM-quality replacement parts are engineered to meet or exceed OEM specifications for a component that is worn, failed, or damaged. The goal is to restore the vehicle to factory spec with a part that matches or improves on the original quality level. Brands like Moog, Dorman, Gates, and Monroe occupy this space. These parts are often higher quality than the original OEM parts at a lower price point, using better materials and tighter manufacturing tolerances. They are not designed to change the vehicle performance characteristics, only to restore and maintain them at factory levels.

Performance upgrade parts are engineered to improve on factory specifications in specific, measurable ways. More strength, more adjustability, better damping performance, improved corrosion resistance, extended service life under heavy use, or expanded travel range for lifted applications. Brands like Bilstein, Fox, Carli Suspension, ICON Vehicle Dynamics, and Eibach occupy this space. The cost is higher than OEM-replacement parts, but the performance improvement in the targeted areas is real and measurable.

Most vehicle owners need OEM-quality replacement parts for worn items and reserve performance upgrades for specific capabilities they want to improve beyond factory levels. A truck with worn factory shocks benefits more from a quality OEM-spec shock replacement than from a performance coilover at three times the price, unless the owner also intends to lift the truck and use it seriously off-road. Match the part category to the actual use case rather than defaulting to the most expensive option in every category.

Installation Resources

Every product listing in this collection includes installation information where the manufacturer provides it. Difficulty ratings, required tools, and estimated installation time are included on product pages where applicable. For parts requiring specific vehicle knowledge or alignment work, including suspension components, brake system parts, and steering components, professional installation is recommended unless you have the relevant mechanical background and proper equipment to do the job correctly.

For straightforward bolt-on accessories and replacement parts, most installations are within reach of a mechanically competent owner with basic hand tools and a floor jack with safety stands. Torque specifications and installation sequences are provided in the product documentation. Follow the manufacturer torque specifications rather than estimating. Under-torqued hardware backs out under vibration and road shock. Over-torqued hardware strips threads or cracks, particularly on aluminum components and the soft-metal fasteners common in interior and electrical applications where the consequences of improper torque are not immediately visible.

Bull Strap and the USA-Made Limit Strap

Bull Strap original and signature product is the USA-made limit strap engineered and manufactured in the United States for lifted trucks and serious off-road builds. Limit straps cap the droop travel of a lifted vehicle suspension, protecting CV axles, brake lines, and ABS sensor wires from overextension at full droop on the trail. They are one of the most overlooked but functionally important components on any seriously lifted truck or off-road build. Every lifted truck with independent front suspension or a lifted solid axle setup that sees real trail use should have limit straps protecting the drivetrain from overextension damage.

The Turn14 catalog of over 103,000 products is the primary product surface at Bull Strap today, but the limit strap is where the brand started and it remains the benchmark product. Every limit strap sold by Bull Strap is made in the USA using high-tenacity polyester webbing, solid steel hardware, and heat-shrink tubing on every connection point. Built to withstand the repeated load cycles of serious off-road use across a range of vehicle applications from Jeep Wranglers to lifted Ram 2500 heavy-duty trucks to purpose-built prerunners.

Shop Wiring Harnesses at Bull Strap

Full product specifications, fitment tables, brand information, and warranty details are on every product page in this collection. Every listing includes the data you need to confirm the right part before you order. Shop by your vehicle using the fitment filter to narrow results to confirmed-compatible products for your specific year, make, model, and trim level. If you need help finding a specific part or confirming fitment for an unusual application or combination of modifications, reach out. Bull Strap carries a large catalog sourced from Turn14 Distribution and we can help you locate what you need.