Wilwood Caliper-Forged Superlite 4R-ST-L/H - 1.88/1.62in Pistons 1.25in Disc 2006-mazda-3-esi5015467 Catch can fitting with integrated

Catch can fitting with integrated steel ball

We've also incorporated internal air diverters to ensure a smooth

Gasses are then vented to the atmosphere out the top of the AOS VTA

So when it comes to keeping your engine cool and your Evo 7/8/9 running at its best

engines & more

Wilwood Caliper-Forged Superlite 4R-ST-L/H - 1.88/1.62in Pistons 1.25in Disc 2006-mazda-3-esi5015467 Catch can fitting with integratedFSL4R ST calipers provide the pad wear performance advantages of differential bore pistons with the option for ultimate heat protection using Thermlock pistons in the ST models. Differential piston bores compensate for leading edge mechanical loading and temperature variances across the pad face to reduce pad taper wear in sustained high temperature applications. Thermlock pistons in the ST models block heat transfer from the pads and reduce