Breather Filter Adaptor for Mazda Rotary Oil FillerCNC machined billet aluminium adaptor to fit a 38mm breather filter into Mazda Rotary engines. Direct fit into the 29mm centre plate hole in Mazda 12A, 13B and 20B engines. Easily remove the breather filter to top up your engine oil. Eliminates the need for a remote catch can. 38mm breather filters are available from our other listings.

engineered as a direct replacement for the stock unit

ECU Temperature

Drills and tap required to install one of our Nissan RB Head Oil Drain Kits

Boost / Manifold Pressure (with peak tracking)

If the engine is non turbo and non VVTI then this kit is not compatible

ensuring long-lasting reliability

🎨 Finish Options: Raw / Brushed

Approx 20 sets available

1989-1991 13b engines from Series 5 RX-7 FC3s

Free up space and tidy your engine bay with the Vinny Fab 2

Oil cooler kit to plumb in aftermarket oil cooler to Mazda 12A and 13B rotary engines

are CNC-machined in-house from high-grade billet aluminium for strength