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Nitrous Formula octane booster, 300ml (30 Pack). Manufacturer states up to 6 RON octane increase; also usable for valve-seat protection.

Nitrous Formula octane booster, 300ml (16 Pack). Manufacturer states up to 6 RON octane increase; also usable for valve-seat protection.

Nitrous Formula octane booster, 300ml (6 Pack). Manufacturer states up to 6 RON octane increase; also usable for valve-seat protection.

Nitrous Formula octane booster, 300ml (Single Bottle). Manufacturer states up to 6 RON octane increase; also usable for valve-seat protection.

Replacement K&N air filter for use with Process West cold air intake kits, compatible with a range of Subaru BRZ, Forester, Impreza/WRX/STI, Legacy/Outback, WRX/STI models.

This 11mm performance head stud kit from RCM replaces the standard cylinder head bolts on Subaru EJ-series engines. Made from S99 steel with a manufacturer-stated minimum yield strength of 1080 MPa, supplied with ARP nuts, washers and RCM assembly lubricant.

A rubber-flap baffle plate for the Subaru sump pan, designed to reduce oil surge and keep oil around the pick-up pipe during hard cornering. Recommended for fast road, track, rally and sprint use, and can be paired with a baffled sump for extra oil control.

RCM’s black billet aluminium oil separator cover kit, based on the genuine Subaru design with increased material thickness. Fitted with the correct sealer and torque, it is intended to reduce the oil leaks associated with the original cast, plastic or pressed-steel covers.

A baffled oil sump pan re-manufactured from a genuine Subaru oil pan with a removable Group N alloy baffle insert. Reduces oil surge under hard cornering and includes a return boss for an oil catch tank system. Please contact Scooby Upgrades to confirm compatibility with your vehicle before ordering.

RCM billet aluminium timing belt guide, a direct replacement for the standard sheet-metal part.