AST Rollcages V1 Removable Bolt-In Rear Roll Cage for Porsche Boxster 986 ACL It also protects the injection

It also protects the injection system exhaust valves turbo catalytic converter and EGR valve of engines running on E85

Its formula also restores oil performance thanks to the presence of new additives and extends the life of the various mechanical components

ACL Trimetal Reinforced Thrust Bearings - Ford & Lotus 1

For more technical information don't hesitate to check out the ARP official site

Compatibility models and engine codes : Mitsubishi 4G63/4G63T/4G64 - (1983-1992)

AST Rollcages V1 Removable Bolt-In Rear Roll Cage for Porsche Boxster 986 ACL It also protects the injectionAST Roll Cages SpecificationsAttention : AST roll cages designed and built according to FIA Appendix J may not be approved depending on the year of preparation of your car. Indeed the safety requirements are often revised in Appendix J by the FIA. Check with your Federation Sporting Organisation for the minimum safety requirements specific to your vehicle version engine and type of event and or championship to be contested. AST roll cages have 4 to 10