Blow Off Valves & Diverter Valves for BMW Z4 M Roadster S54 (2003-2008)

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Adding a blow off valve or upgrading your diverter valves can change the sound of your vehicle and be an asset in big power setups.
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Forge Motorsport Valve Service Kit
Forge Motorsport Valve Service Kit
Forge - Corporate Logo
T#:28271173
Part#: FMDV004S
Back Ordered
Sale - Save 12% $ 23.99

This product was last offered at the strikethrough price on
08-29-2026

$ 21.18 USD
Free Shipping on orders $49 and up
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Sale - Save 12%
$ 23.99

This product was last offered at the strikethrough price on
08-29-2026

$ 21.18 USD
Free Shipping on orders $49 and up
Add to Wish List
VAC S50/S54 Oil Diverter Valve
VAC S50/S54 Oil Diverter Valve
VAC Motorsports - Corporate Logo
T#:641215
Part#: VAC-OTDV-S54
Ships on Sep 17, 2026
$ 64.99 USD
Free Shipping
Add to Wish List
$ 64.99 USD
Free Shipping
Add to Wish List
This kit gives offers you a quick and simple solution to delete your oil cooler’s thermostat, and install only takes about 5-10 minutes once you’ve removed the housing.

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  • Blow Off Valves & Diverter Valves

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