Hypertech 158021 Hypertech Street Runner Power Chips Ignition Components Installation bolts to existing valve

Installation bolts to existing valve cover bolts or intake manifold threads using the included brackets — typically a 20-minute upgrade

Torque capacity is rated at 450 ft-lbs

SKU 585154 is backed by the manufacturer's quality guarantee and our satisfaction commitment

Constructed from T6 aluminum with precision TIG-welded tanks and a dense louvered fin core

Hypertech 158021 Hypertech Street Runner Power Chips Ignition Components Installation bolts to existing valveHypertech's Hypertech 158021 Hypertech Street Runner Power Chips delivers old school ECU tuning that defined the aftermarket for decades. By swapping the factory EPROM in your ECM for this pre programmed performance chip, you gain optimized fuel mapping, advanced timing, and refined transmission behavior. The Street Runner line covers a broad range of GM, Ford, Mopar, and import applications. This listing is for part number 158021. The Street Runner