NRG Quick Release 2.5 - Red/Red Ring - SRK-250RD Exhaust Gas Temperature Our retention spring kit is

Our retention spring kit is designed for high horsepower k-Series cars running our dip stick

With over ten years of K-Series swap wiring experience

It prevents the dissipation of useful exhaust energy improving turbo RPM acceleration

Our World-famous Wideband O2 air/fuel ratio UEGO gauge features a digital LED display and sweeping LED 'needle' that changes colors as AFR changes from rich to lean

No cutting to the bumper cover is required when installing this FMIC Kit

NRG Quick Release 2.5 - Red/Red Ring - SRK-250RD Exhaust Gas Temperature Our retention spring kit is2. 5 QUICK RELEASE The 2. 5 Quick Release was our first update to our already successful 2. 0 series, with the addition of a paddle extension to aid in the removal of the Steering Wheel. Also features many options that conventional ball locking quick release system do not. The Generation 2. 0 is specially engineered with raised sections to prevent the scratching and stretching of the hub while a self locking feature adds increased safety and