Hypertech 121351 Hypertech Street Runner Power Chips Air Filters giving you consistent spark timing

giving you consistent spark timing in saltwater and freshwater environments alike

while the threaded 1/8-inch NPT port accommodates an aftermarket temperature sensor for real-time monitoring

and drilled orifice plates that modify the transmission's hydraulic shift timing

Constructed from aluminized or stainless steel with a 2

Hypertech 121351 Hypertech Street Runner Power Chips Air Filters giving you consistent spark timingThe Hypertech 121351 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.