1997-2006 Jeep Wrangler TJ and LJ Engine/Underhood

Enhance the utility, performance, and reliability of your 1997-2006 TJ/LJ with our extensive selection of engine and performance upgrades. From boosting throttle response to improving engine efficiency, these upgrades are designed to transform your Jeep into a trail-ready powerhouse.

Performance enhancements like cold air intakes improve throttle response, enhance filtration, and deliver an aggressive sound. Additional intake upgrades, such as snorkels, provide cleaner airflow to your engine while offering peace of mind during water crossings. For fine-tuning your Jeep, tuners and programmers are essential, enabling speedometer recalibration for larger tires and optimizing overall performance.

Convenience meets functionality with on-board air kits, allowing quick and easy tire inflation after trail rides. Our selection of exhaust upgrades not only boosts performance but also adds a deep, aggressive tone to your build. To keep your Jeep running cool during demanding conditions, explore our cooling upgrades—from aftermarket electric fans to complete radiator systems—ensuring your engine and transmission stay protected during high-RPM, low-speed crawling or extreme off-road adventures. Dont miss out on our selection of Drivetrain and Exterior upgrades!