Welcome to Overkill Engineering Motorsports, the place where you come "When Factory is not Enough". Here at OEM we specialize in building performance aftermarket parts that are precision engineered for the best quality at the best price; never settling for less.

Need custom parts made or have a group buy program that you want to introduce? We have a custom parts division and a custom services division to meet your demands. We also offer great discounts on test fitment and prototype partnerships.

Don't see what you want or have an idea for a new product? Feel free to contact us using the e-mail link at the bottom of the page and we will get back to you shortly.



NEW Design for J-Body guys.

WE have redesigned out clutch bracket out of billet aluminum. Check em out.



Bronze Valve Guides 2.2 NON Eco Motors 98-02





ION/COBALT FE3 Spherical Control Arm Rear Bushing









ION Redline Heat Exchanger Tank











Brushed Aluminum Timing Belt cover for 3.4 DOHC Motor