Eibach Pro-Kit Lowering Springs Engine Oil Filler Caps Precision-wound from high-tensile steel with

Precision-wound from high-tensile steel with application-specific spring rates that match OEM specifications exactly

and sealed motor structures that resist moisture

The Hypertech 158331 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

The tube-and-fin design features 20 rows of 1" coolant tubes for maximum surface area

Eibach Pro-Kit Lowering Springs Engine Oil Filler Caps Precision-wound from high-tensile steel withEibach Pro Kit lowering springs are engineered for the enthusiast who demands reduced ride height and improved handling without the harshness of fixed rate lowering springs. The progressive winding provides a comfortable initial rate for daily driving that firms up as cornering loads increase. Cold wound from high tensile chrome silicon steel with Eibach's proprietary heat treating process. Each spring is preset to prevent sag over time. Durable red