Diesel Performance
Shop diesel performance parts at Offroad Unlimited. Find tuners, fuel systems, injectors & upgrades from top brands for Power Stroke, Cummins & Duramax.
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PedalMonster is the only OBD-connected torque response controller for gas and diesel vehicles. It’s tuned to eliminate factory throttle delay, instantly making your vehicle more fun to drive. Designed and manufactured in California, our patented PedalMonster fixes dangerous flaws found in every other throttle...Regular price $755.99 USDRegular priceUnit price per
$838.89 USDSale price $755.99 USD -
Outflows stock up to 50 Percent. Reduces exhaust gas temps (EGTs). Exclusive 4-1/2 inch bellows to accommodate engine movement. Enclosed housing keeps out hot, power-robbing engine air. Easy filter access for monitoring & cleaning. Testing, testing & more testing. Banks Ram-Air Intake Systems are...Regular price $449.99 USDRegular priceUnit price per
$498.89 USDSale price $449.99 USD -
iDash®Stealth Pods are direct-fit gauge mounts that affix to your late 2018-2023 Jeep JL and 2020-2023 Gladiator factory A-pillar grab handle while concealing wires for a factory look. Each pod securely mounts to the bottom of the grab handle while being angled to enhance...Regular price $109.99 USDRegular priceUnit price per
$121.11 USDSale price $109.99 USD -
iDash®Stealth Pods are direct-fit gauge mounts that affix to your 4th gen RAM 1500 2500/3500 factory A-pillar grab handle while concealing wires for a factory look. Each pod securely mounts to the body of the truck while being angled to enhance gauge viewing and...Regular price $109.99 USDRegular priceUnit price per
$121.11 USDSale price $109.99 USD -
Banks massive 3.5 in boost tubes are the largest charge air cooler pipes on the market, flowing 680 CFM and 87% more air than stock! Smooth mandrel-bent tubes deliver more air to your engine while reducing boost pressure loss resulting in quicker turbo spool...Regular price $598.99 USDRegular priceUnit price per
$664.44 USDSale price $598.99 USD -
Ford Racing 2021+ Bronco Classic Script Fender Badges - Matte Black (Pair)This Part Fits: Year Make Model Submodel 2021-2025 Ford Bronco Badlands 2021-2023,2025 Ford Bronco Base 2021-2025 Ford Bronco Big Bend 2021-2024 Ford Bronco Black Diamond 2022-2024 Ford Bronco Everglades 2021 Ford Bronco First...Regular price $69.99 USDRegular priceUnit price per
$70.00 USDSale price $69.99 USD -
Just like the fully built up engines, Aluminator Short Blocks are hand assembled and use Manley and reg; connecting rods with ARP and reg; rod bolts and Mahle and reg; forged pistons. Two versions are available 9.5: and 12.0:1 compression ratio.Regular price $7,149.99 USDRegular priceUnit price per
$7,150.00 USDSale price $7,149.99 USD -
These ring and pinion installation kits from Ford Racing include everything you need for changing your ring and pinion gear. All components are high quality genuine Ford parts to ensure a hassle free installation.This Part Fits: Year Make Model Submodel 1987-1991 Ford Country Squire...Regular price $169.99 USDRegular priceUnit price per
$170.00 USDSale price $169.99 USD -
Over the years, racing has become big business for teams, sponsors, and manufacturers around the world. However, 'grassroots' motorsports remain at the core of Ford's DNA. Grassroots performance began with Ford and has become a part of American culture. The Model A is the...Regular price $15.99 USDRegular priceUnit price per
$16.00 USDSale price $15.99 USD -
Upgrade your Bronco's off-road capability with an all-new, complete, ready-to-install Steering Gear from Ford Performance Parts. Featuring a higher torque motor and improved and reinforced steering gear casing from the Bronco Raptor, stronger inner tie rods with improved articulation, and reinforced outer tie rods...Regular price $1,339.99 USDRegular priceUnit price per
$1,340.00 USDSale price $1,339.99 USD -
Over the years, racing has become big business for teams, sponsors, and manufacturers around the world. However, 'grassroots' motorsports remain at the core of Ford's DNA. Grassroots performance began with Ford and has become a part of American culture. The Model A is the...Regular price $15.99 USDRegular priceUnit price per
$16.00 USDSale price $15.99 USD -
Fits 2024-2025 Mustang. Originally from Dark Horse (Non-Performance Pack) Sinister Bronze painted finish. Includes Qty.1 19" x 9.5" Offset 40mm front wheels, Qty.1 Mustang Center Caps. Also available: Black, Battleship GreyThis Part Fits: Year Make Model Submodel 2024-2025 Ford Mustang Dark Horse 2024-2025 Ford...Regular price $394.99 USDRegular priceUnit price per
$395.00 USDSale price $394.99 USD -
The Fleece Performance TapShifter allows you to shift your 2001-2005 GM Allison Transmission with the touch of a button just like the 2006 and newer trucks. Perfect for towing, drag racing, daily driving and everything in-between, the TapShifter installs in no time and provides...Regular price $399.99 USDRegular priceUnit price per
Sale price $399.99 USD -
The BD TowMaster Allison transmission is built for reliability and peace of mind. Designed for stock or mildly modified Duramax GM Trucks, the TowMaster increases durability with a modified valve body, increased clutch counts, and a modified pump. These modifications increase the transmissions torque...Regular price $7,998.99 USDRegular priceUnit price per
Sale price $7,998.99 USD -
Machined center support; Machined intermediate piston; Machined low/reverse pressure plate; Machined rear ring gear hub; Added lube circuits to OD planet; Added lube and support to output and intermediate shafts; Replaced all aluminum planetaries with steel; Drilled and tapped direct and intermediate feeds to...Regular price $7,279.99 USDRegular priceUnit price per
Sale price $7,279.99 USD -
Descending grades with trailers can be hazardous and tricky situations, resulting in over heated service and trailer brakes, that leads to brake fade, excessive wear, and costly unwarranted repairs. BD Engine brake has been the industries time proven VARIABLE REGULATING BACK-PRESSURE EXHAUST BRAKE.Controlled by...Regular price $1,399.99 USDRegular priceUnit price per
Sale price $1,399.99 USD -
Be prepared for the unexpected. A diesel engine runaway, though rare, can lead to catastrophic failure when external hydrocarbons cause uncontrolled overspeeding. Protect your vehicle'"and yourself'"with BD Diesel'(TM)s Electronic Positive Air Shutdown (E-PAS). By actuating the existing electronic throttle body found on modern diesel...Regular price $698.99 USDRegular priceUnit price per
Sale price $698.99 USD -
A drop-in stock installation, stock looking replacement that is anything but stock! The larger Ballistic Billet compressor wheel and our new exclusive Low MOI QTS turbine wheel results in reduced Backpressure, quicker response, increased efficiency and increased turbine flow compared to the competition. This...Regular price $3,984.99 USDRegular priceUnit price per
Sale price $3,984.99 USD -
Cummins inline-6 engines are notorious for cracking their long, one-piece cast-iron manifolds, a problem that still affects many RAM trucks. BD Diesel's exhaust manifold solves this with a thick-wall casting and slip-joint center section, allowing natural expansion and contraction to greatly reduce the risk...Regular price $716.99 USDRegular priceUnit price per
Sale price $716.99 USD -
Are you looking to dress up your 12-valve 5.9L Cummins motor? Try BDs Cool Covers for the 1988-1998 12V Dodge Cummins. Made from cast aluminum and black powder coated with machined fin tops for a clean look, these covers replace the OEM valve covers...Regular price $399.99 USDRegular priceUnit price per
Sale price $399.99 USD -
Performance Calibration Kit; Peak Torque 467 lbs./ft. At 3500 RPM; Peak Power 430 HP At 6000 RPM;This Part Fits: Year Make Model Submodel 2021-2022 Ford Explorer King Ranch 2020-2022 Ford Explorer Platinum 2020-2024 Ford Explorer STRegular price $849.99 USDRegular priceUnit price per
$850.00 USDSale price $849.99 USD -
Lower your F-150 with Ford Racing rear lowering kits. Their hefty shackles and hangers lower the rear of your 2WD or 4WD rig with a race-ready look at an affordable price. And Ford encloses all installation hardware to make your install easier. Who knows...Regular price $619.99 USDRegular priceUnit price per
$620.00 USDSale price $619.99 USD -
Dress up your Cummins with this billet aluminum oil cap cover. It's available in four anodized colors and laser etched with the Fleece Performance "F" logo. It is a great accessory to add to your Cummins whether it's your first Fleece Performance part, or...Regular price $34.99 USDRegular priceUnit price per
Sale price $34.99 USD -
Industry leading custom bonded gasket valve body separator plate substantially reduces cross leaks compared to stock and other aftermarket kits, even with much higher line pressures - up to 250psi. Kit includes a heavy duty accumulator plate to prevent accumulator blow-out. Ideal for use...Regular price $197.99 USDRegular priceUnit price per
Sale price $197.99 USD
Shop diesel performance parts at Offroad Unlimited. Find tuners, fuel systems, injectors & upgrades from top brands for Power Stroke, Cummins & Duramax.