NRG Quick Lock W/ Free Spin MadMike Signature - SRK-201MB-MM .048" You can expect optimized mid-range

You can expect optimized mid-range and top-end horsepower/torque with peak power moved up the RPM band

API SERVICE SL

* USDM Turbo MT and Non Turbo MT vehicles will require M16x1

Race Engines

Before use always refer to the owner manual of the vehicle

NRG Quick Lock W/ Free Spin MadMike Signature - SRK-201MB-MM .048" You can expect optimized mid-rangeSPINNING QUICK LOCK The only fool proof anti theft device designed specifically for a Quick Release. We spent years developing a lock that not only looks great and works amazingly, but is also super easy to set up and install. Simply remove your steering wheel, apply the lock, and press the lock cylinder into place which will allow the outside cover to free spin around the lock, preventing the vehicle from behind steered in either direction. Only