Spoon Sports Rigid Collar - Nissan 180SX RS13, RPS13 - Full Kit Shifter Assemblies Performance gain: 17-20 horsepower (hp)

Performance gain: 17-20 horsepower (hp)

Idle ignition control

* High-flow air filter

they produce an aggressive and attention-grabbing intake noise that's sure to impress

It has an offset inlet design that eases installations and includes a wiring harness

Spoon Sports Rigid Collar - Nissan 180SX RS13, RPS13 - Full Kit Shifter Assemblies Performance gain: 17-20 horsepower (hp)Developed by Spoon Sports, the Japanese Honda tuning specialists, Rigid Collars are precision machined aluminium rings that lock your subframe to the chassis. Factories drill the subframe bolt holes oversized so components drop in fast on the production line, and that clearance stays for the life of the car. It leaves the subframe sitting a fraction off centre, dulling steering response and letting vibration through the floor. Fit a set and the bolts