Additives
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Red Line 4-Cycle Alcohol Fuel Lubricant - 12oz.
$214.62
1 bottle to 20 gallons of race gas showed a 1.5% increase in torque on the dyno
LIQUI MOLY 300mL Motor Oil Saver
$292.16
Contents sufficient for max. 5 liters (5.28 U.S. QT) of motor oil, minimum filling of 3 liters (3.17 U.S QT) is requested for optimum product performance. The product is self...
LIQUI MOLY 500mL Truck Series Complete Diesel System Cleaner
$154.42
To be added directly into the fuel tank. Use aspreventive or to cure acute engine problems. The product mixes with the fuel automatically. Minimum fuel filling of 25 liters (7...
Red Line Complete Fuel System Service Kit - Intake Cleane...
$344.23
A fuel additive kit that includes intake cleaner, a tank additive, and an applicator with a hose for professional-level cleaning.
LIQUI MOLY 150mL Motorbike Radiator Cleaner
$76.66
LIQUI MOLY recommends adding Motorbike Radiator Cleaner to the cooling water if problems arise or before changing the coolant. Depending on the level of contamination, run the engine at operating...
LIQUI MOLY 125mL Motorbike 4T Bike-Additive
$130.44
Removes deposits from the fuel system, valves, spark plugs and the combustion chamber while preventing new deposit formation. Improves engine performance and lowers emissions. Provides corrosion protection throughout and prevents...
Royal Purple Max-Clean Fuel System Cleaner & Stabilizer -...
$118.65
Royal Purple Max-Clean is a state-of-the-art high performance fuel system cleaner that maximizes the performance of your fuel system. Max-Clean restores fuel economy by deeply penetrating deposits and cleaning injectors,...
RS-R RAN-UP Engine Oil / Engine Optimizer 300ml - Single
$71.65
RS-R RAN-UP Engine Oil / Engine Optimizer 300ml - Single
LIQUI MOLY 250mL Hybrid Additive
$124.41
A combination of agents, developed specifically for late model hybrid engines. Removes deposits in the fuel system and protects against corrosion. Stabilizes the fuel and protects against aging and oxidation....
Royal Purple Max-Atomizer Fuel Injection Cleaner - 6oz
Royal Purple Max-Atomizer is a highly concentrated, high performance fuel injector cleaner. It is specially formulated to solve problems with today's direct injection engines, but can be used with any...
Red Line Friction Modifier & Break-In Additive - 4 oz
$145.11
Add 1oz at a time to clutch-type limited slip or posi-traction units to eliminate chatter
Red Line 85+ Diesel Fuel Additive - 12oz.
$181.01
Available in winterized formula, reduces pour point of typical fuel by 25 degrees Fahrenheit
Red Line Complete Fuel System Cleaner for Motorcycles - 4oz.
$110.19
Cleans your carburetors or fuel injectors, fuel lines, tank, intake valves, combustion chambers and fouled plugs
LIQUI MOLY 500mL Pro-Line Engine Flush
$202.43
One 500 ml can is sufficient for up to 5 liters(1.3 gal.) of oil. Add Pro-Line Engine Flush to the engine oil at operating temperature before changing the oil. After...
LIQUI MOLY 500mL Pro-Line Fuel Injection Cleaner
$274.45
To be added directly into the fuel tank. As a preventive measure, add during each inspection, after repairs on the fuel system and after each Jet-Clean cleaning operation. The product...
LIQUI MOLY 250mL Speed Tec Gasoline
$118.41
High-tech fuel additive, developed specifically for improved throttle response under partial engine load. Optimizes fuel atomization and combustion, cleans fuel system while providing maximum engine performance and efficiency.Product Specifications SheetProduct...
LIQUI MOLY 300mL MoS2 Anti-Friction Engine Treatment
$232.14
MoS2 Anti-Friction Engine Treatment ensures immediate friction and wear reduction, adds an extremely protective and pressure-resistant boundary layer with low friction and lubricates during cold starts to prevent damage from...
LIQUI MOLY 300mL Jectron Fuel Injection Cleaner
$244.15
One 300 ml can is sufficient for up to 75 liters (20 gal.) of fuel. Regular use keeps injection system in perfect working order and gives lowest exhaust emissions. Smoother...
LIQUI MOLY 150mL Valve Clean
$196.13
For all gasoline engines. Suitable for standard and high-octane gas, leaded and unleaded. 150 ml is sufficient for up to 75 liters (20 gal.)of fuel.Minimum fuel filling of 25 liters...
LIQUI MOLY 300mL Cera Tec
$316.47
High-tech anti-wear additive, suitable for most 4-stroke engines as well as manual transmissions and compressors.Reduces friction and wear thanks to a unique combination of ceramic compounds and chemical anti-wear agents....
aFe MagnumFLOW Chemicals CHM Oil only 5.5 oz Aerosol Sing...
$32.69
Highly refined filter oil captures the finest of dirt particles while still allowing flow through the aFe Pro GUARD 7 air filter. aFe recommends recharging your aFe air filter between...
Royal Purple Engine Break-In Oil - 1 Quart
Royal Purple Break-In Oil is formulated to provide the critical wear protection needed by the engine valve train and camshaft while allowing new piston rings to quickly seat to the...
LIQUI MOLY DIJectron Additive - Gasoline Direct Injection...
$412.19
The unique combination of proven PEA technology and the latest additive generation achieves maximum cleaning performance in the combustion chamber, in and around the injector tip and in the entire...
LIQUI MOLY 300mL Radiator Cleaner
$232.14
Add contents to the cooling water. Turn the heating to maximum and let the engine run on idle for 10 - 30 minutes depending on the degree of contamination. Drain...
LIQUI MOLY 400mL Pro-Line Diesel Intake System Cleaner (A...
$136.42
To prepare, attach tube with nozzle. To gain access, remove hose or pipe immediately before throttle housing. The engine needs to run to perform cleaning. If unable to start engine,...
Snow Performance Boost Juice (Case of 4 Gallons)
$77.26
Get the most from your water-methanol injection kit with Boost Juice! Boost Juice is a proprietary mix of 49% methanol and 51% distilled water. Manufactured in the U.S.A in a...
Royal Purple Max-Restore High Mileage Fuel System Treatme...
Max-Restore contains a high dose of polyether amine (PEA) & proprietary detergents that quickly clean stubborn, long-term deposits, often found in high mileage engines, that clog injectors and provides a...
Royal Purple Max-Boost Octane Booster - 16oz
Royal Purple Max-Boost is a high-performance octane booster and fuel treatment that increases gasoline octane, reduces emissions, and enhances engine performance while stabilizing fuel. Max-Boost is formulated with MMT, which...
Royal Purple Max-Tane All-In-One + All-Season Diesel Addi...
Royal Purple Max-Tane is formulated for year-round use in all types of light, medium and heavy duty diesel engines, and is compatible with any type or grade of diesel fuel,...
Red Line Lead Substitute - 12oz.
$196.61
Also cleans carburetor deposits and injectors, safe for catalytic converters
Red Line SI-1 Fuel System Cleaner - 15oz.
$232.62
Cleans injectors, carburetors, valve and combustion chamber deposits with a concentrated blend of the most powerful high-temp and low-temp detergents available
Maxima Hi-Test Fuel Octane Booster - 16oz
$136.60
HiTest is a concentrated, metal-free octane booster designed to increase power by increasing octane number and combustion efficiency. The advanced formulation eliminates knocking by increasing the auto-ignition temperature of the...
LIQUI MOLY Pro-Line Turbocharger Additive
$280.16
Provides initial lubrication of new or replaced turbochargers to prevent damage due to oil starvation. Damage to turbocharger may occur within seconds of engine start if not lubricated properly. Pro-Line...
LIQUI MOLY 300mL Super Diesel Additive
$232.14
A combination of additives to clean and maintain the diesel fuel system. Prevents corrosion, increases lubrication thus reduces fuel pump and injector wear. Increases Cetane value for improved engine performance,...
LIQUI MOLY 300mL Hydraulic Lifter Additive
$244.15
One 300 ml can of Liqui Moly hydraulic tappet additive is sufficient for up to 6 liters (1.5 gal.) motor oil. The product can be added at any time. After...
aFe MagnumFLOW Chemicals CHM Restore Kit Aerosol Single Blue
$42.69
The aFe filter restore kit comes with a squeeze bottle of aFe gold filter oil and a spray bottle of aFe filter cleaner. aFe filter oil is highly refined and...
aFe MagnumFLOW Chemicals CHM Oil 6.5 oz Aerosol (Gold)
$32.69
Highly refined filter oil captures the finest of dirt particles while still allowing flow through the aFe Pro GUARD 7 air filter. aFe recommends recharging your aFe air filter between...
Shop our complete selection of Additives at Bull Strap. We carry top-quality additives from industry-leading brands, ensuring you get the performance, durability, and precise fitment your vehicle demands. Whether you're upgrading, replacing worn components, or building out a custom setup, our catalog has everything you need.
At Bull Strap, we partner with the most respected names in the automotive aftermarket to bring you additives that meet the highest standards of quality and performance. Every product in our catalog is selected for its reliability, fitment accuracy, and value — because your vehicle deserves parts you can count on.
Browse our additives collection today and find exactly what your vehicle needs. With competitive pricing, fast shipping, and expert support, Bull Strap makes it easy to get the right parts, right when you need them.