Brand Group C

These 750cc ISR Performance injectors are a high quality yet affordable direct drop in replacements for your Nissan side feed injectors. Perfect fo...

ISR 240SX with RB25 5-Speed Steel Shaft. This is ISR single shaft conversion for the 240SX platform. The shaft features larger, replaceable and gr...

ISR 240SX with RB25 5-Speed Steel Shaft. This is ISR single shaft conversion for the 240SX platform. The shaft features larger, replaceable and gr...

The new Kelford racing camshafts are among the best available anywhere in the world and are found in many record breaking race engines in all forms...

Factory eccentric bolts for camber/toe adjustments tend to slip under high cornering loads, causing the rear alignment to change. Our ISR eccentri...

Designed in partnership between ISR and Canton Racing, and features integrated baffling to help prevent oil starvation during track use.   This is...

ISR Performance Intercooler Hotpipe with pre-welded threaded Flange paired with threaded HKS BOV Flange for Nissan SR20DET Swap with S13 Intercoole...

The ISR Performance intake kit for S13 SR20DET is designed to eliminate your restrictive bellowed factory rubber inlet pipe and filter. After remo...

The ISR Performance Intercooler Piping Kit for S14 SR20DET is designed to be used in conjunction with our front mount intercooler core (IS-S13ICCor...