M50, S50, S52 High Performance Thermostat Housing Cover | E36 325 328 M3 Z3M Volkswagen golf Mk4 Volkswagen Jetta Mk4 2.0L 8V Inlet piping diameter is maximized

Inlet piping diameter is maximized from the airbox outlets to the turbocharger inlets

Repco RAF301

Reduces weight by 42% over stock (MK8 Version)

2x Bleeder Valve Caps

Precision German manufactured spring-winding experts since 1907

M50, S50, S52 High Performance Thermostat Housing Cover | E36 325 328 M3 Z3M Volkswagen golf Mk4 Volkswagen Jetta Mk4 2.0L 8V Inlet piping diameter is maximizedSwap plastic for aluminum. And forget about cracking, forever. Here are your choices: you can wait for the plastic factory thermostat housing cover to break and cause major overheating. (Even with a new stock cover, it won't take long.) Or you can install a thoughtfully engineered all aluminum thermostat housing cover from Active Autowerke and never experience this type of failure again. Sure sounds like a no brainer to us. Currently there is no