Hypertech 121351 Hypertech Street Runner Power Chips Air Filters Gaskets are the front line

Gaskets are the front line of defense against vacuum

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

The beam design resists bending and fatigue in high-torque applications

Catco recommends replacing oxygen sensors at the same time for optimal system performance

Hypertech 121351 Hypertech Street Runner Power Chips Air Filters Gaskets are the front lineThe 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.