Build your Jeep Wrangler JK (2007–2018) into a capable, trail-dominating machine with high-performance off-road parts and accessories from Underdog Motorsports. Whether you’re crawling rocks, hitting the dunes, or setting up for overland adventures, we’ve got the gear to get it done right.
Explore our wide selection of lift kits, shocks, bumpers, skid plates, wheels, tires, lighting, winches, and recovery gear—all from top brands trusted by Jeep owners worldwide.
From weekend warriors to daily drivers, we’ve got the right upgrades to improve performance, durability, and off-road capability. Let Underdog Motorsports help you turn your JK into the rig you’ve always wanted.
Air Intake SystemsBest Selling ProductsCold Air IntakesJeep Gladiator JT Off-Road Parts & AccessoriesJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesJEEP WRANGLER JLJeep Wrangler JL Off-Road Parts & AccessoriesJEEP WRANGLER JTJEEP WRANGLER JTNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
This filter features three layers of oil-free synthetic media and requires no oil during maintenance to provide maximum convenience. Its progressive layering provides great...
Air Intake SystemsBest Selling ProductsCold Air IntakesJeep Gladiator JT Off-Road Parts & AccessoriesJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesJEEP WRANGLER JLJeep Wrangler JL Off-Road Parts & AccessoriesJEEP WRANGLER JTJEEP WRANGLER JTNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
A custom computer designed roto-molded housing eliminates the use of multiple components and ensures the coolest air intake charge available. A clear sight window...
Air Intake SystemsBest Selling ProductsCold Air IntakesJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
Bringing you the next generation of intakes, the Momentum GT sealed air intake system is designed using the most up-to-date engineering tools and techniques...
Air Intake SystemsBest Selling ProductsCold Air IntakesJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
Bringing you the next generation of intakes, the Momentum GT sealed air intake system is designed using the most up-to-date engineering tools and techniques...
Air Intake SystemsBest Selling ProductsCold Air IntakesJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
Bringing you the next generation of intakes, the Momentum GT sealed air intake system is designed using the most up-to-date engineering tools and techniques...
Air Intake SystemsBest Selling ProductsCold Air IntakesJeep Gladiator JT Off-Road Parts & AccessoriesJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesJEEP WRANGLER JLJeep Wrangler JL Off-Road Parts & AccessoriesJEEP WRANGLER JTJEEP WRANGLER JTNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
This intake system utilizes an oil free, 7-1/2" tall inverted top conical 360 degree radial flow performance air filter with 3-layers of synthetic media...
Air Intake SystemsBest Selling ProductsCold Air IntakesJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesJEEP WRANGLER JLJeep Wrangler JL Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
Easy to install one piece 16-gauge powder-coated heat shield requires no cutting or drilling. Stylish powder-coated steel or brushed aluminum cover blocks heat and...
Air Intake SystemsBest Selling ProductsCold Air IntakesJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesJEEP WRANGLER JLJeep Wrangler JL Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
Unique One-Piece High Quality Housing w/ Sight Window:A custom computer designed roto-molded housing eliminates the use of multiple components and ensures the coolest air...
Air Intake SystemsBest Selling ProductsCold Air IntakesJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesJEEP WRANGLER JLJeep Wrangler JL Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
Unique One-Piece High Quality Housing w/ Sight Window:A custom computer designed roto-molded housing eliminates the use of multiple components and ensures the coolest air...
Air Intake SystemsBest Selling ProductsCold Air IntakesJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesJEEP WRANGLER JLJeep Wrangler JL Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
Unique One-Piece High Quality Housing w/ Sight Window:A custom computer designed roto-molded housing eliminates the use of multiple components and ensures the coolest air...
Air Intake SystemsBest Selling ProductsCold Air IntakesJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
A custom computer designed roto-molded housing eliminates the use of multiple components and ensures the coolest air intake charge available. A clear sight window...
Air Intake SystemsBest Selling ProductsCold Air IntakesJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
A custom CAD designed roto-molded housing made from heat soak resistant material eliminates the use of multiple components and ensures the coolest air intake...
Axle BackBest Selling ProductsExhaust, Mufflers & TipsJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesJEEP WRANGLER JLJeep Wrangler JL Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
2-1/2" 409 Stainless Steel Construction: This axle-back exhaust system is constructed of 2-1/2" mandrel-bent 409 stainless steel tubing for maximum strength and durability. High-Flow...
Axle BackBest Selling ProductsExhaust, Mufflers & TipsJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesJEEP WRANGLER JLJeep Wrangler JL Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
2-1/2" 409 Stainless Steel Construction: This axle-back exhaust system is constructed of 2-1/2" mandrel-bent 409 stainless steel tubing for maximum strength and durability. High-Flow...
Axle BackBest Selling ProductsExhaust, Mufflers & TipsJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesJEEP WRANGLER JLJeep Wrangler JL Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
aFe POWER Mach Force-Xp axle-back exhaust system delivers form and function to your Jeep JL. This efficient, 2 1/2" mandrel-bent Hi-Tuck system delivers extra...
Axle BackBest Selling ProductsExhaust, Mufflers & TipsJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesJEEP WRANGLER JLJeep Wrangler JL Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
aFe's Mach Force-Xp axle-back exhaust system delivers form and function to your Jeep JL. This efficient, 2 1/2" mandrel-bent Hi-Tuck system delivers extra ground...
Axle BackBest Selling ProductsExhaust, Mufflers & TipsJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesJEEP WRANGLER JLJeep Wrangler JL Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
aFe POWER Mach Force-Xp axle-back exhaust system delivers form and function to your Jeep JL. This efficient, 2 1/2" mandrel-bent Hi-Tuck system delivers extra...
Axle BackBest Selling ProductsExhaust, Mufflers & TipsJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesJEEP WRANGLER JLJeep Wrangler JL Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
aFe POWER Mach Force-Xp axle-back exhaust system delivers form and function to your Jeep JL. This efficient, 2 1/2" mandrel-bent Hi-Tuck system delivers extra...
Axle BackBest Selling ProductsExhaust, Mufflers & TipsJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesJEEP WRANGLER JLJeep Wrangler JL Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
aFe Rebel Series axle-back exhaust system complements your Jeep JL on and off-road. Mandrel bent 409 stainless steel tubing and free-flow muffler delivers increased...
Best Selling ProductsExhaust, Mufflers & TipsJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, BroncoX Pipes
aFe power introduces the Hi-Tuck "Rock Basher" (RB) Cat-Back Exhaust System for 2007-2017 Jeep Wrangler (JK) with V6-3.6L/3.8L engines 2 and 4 door models....
Axle BackBest Selling ProductsExhaust, Mufflers & TipsJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
This MACH Force XP Hi-Tuck Axle-Back exhaust system is constructed of 2.5" mandrel-bent 409 stainless steel and comes complete with a free-flowing muffler, tubing,...
Axle BackBest Selling ProductsExhaust, Mufflers & TipsJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
2-1/2" 304 Stainless Steel Construction: This axle-back exhaust system is constructed of 2-1/2" mandrel-bent 304 stainless steel tubing for maximum strength and durability.High-Flow 304...
Axle BackBest Selling ProductsExhaust, Mufflers & TipsJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
2-1/2" 304 Stainless Steel Construction: This axle-back exhaust system is constructed of 2-1/2" mandrel-bent 304 stainless steel tubing for maximum strength and durability.High-Flow 304...
Axle BackBest Selling ProductsExhaust, Mufflers & TipsJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
The Scorpion Aluminized Hi-Tuck "Rock Basher" (RB) Cat-Back Exhaust System is constructed of 2-1/2" mandrel-bent aluminized steel tubing. The smooth curves and increased diameter...
Axle BackBest Selling ProductsExhaust, Mufflers & TipsJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco
The Scorpion Aluminized Hi-Tuck "Rock Basher" (RB) Cat-Back Exhaust System is constructed of 2-1/2" mandrel-bent aluminized steel tubing. The smooth curves and increased diameter...
Best Selling ProductsExhaust, Mufflers & TipsJeep Gladiator JT Off-Road Parts & AccessoriesJeep Off-Road Parts & AccessoriesJEEP WRANGLER JKJeep Wrangler JK Off-Road Parts & AccessoriesJEEP WRANGLER JLJeep Wrangler JL Off-Road Parts & AccessoriesJEEP WRANGLER JTJEEP WRANGLER JTNewest Off-Road Products | Tacoma, 4Runner, Tundra, GX, BroncoX Pipes
Twisted Steel 2-1/4 IN to 2-1/2 IN 409 Stainless Steel Street Series Y-Pipe Jeep Wrangler (JL) 18-25/ Gladiator (JT) 20-25 V6-3.6LThis Part Fits: Year...
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