Pay in 4 interest-free payments of $28.88 Learn more
Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
Give your TJ a clutch that handles the trail without punishing your leg in traffic
Ready to let your modular V8 breathe
Available now at Atech Motorsports
Sold as a pair for the front
Hypertech 121251 Hypertech Street Runner Power Chips Automatic Transmission Shift Kits Give your TJ a clutchThe Hypertech 121251 Hypertech Street Runner Power Chips from Hypertech is a direct ECU reprogramming solution that replaces your vehicle's factory calibration EPROM with an optimized performance tune. Designed for OBD I and early OBD II gasoline vehicles, this performance chip rewrites fuel and spark tables for measurable horsepower and torque gains. It's a straightforward hardware upgrade that requires no laptop, no software, and no dyno tuning.
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