The Burger Motorsports custom billet Water/Methanol Injection (WMI) cap includes an integrated heavy-duty check valve to let much-needed air in and prevent dangerous WMI vapor/fumes and liquid from getting out!
Keep the engine in your MINI working great
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A progressive type controller where fluid will be injected
in proportion to the amount of boost that is detected by the internal MAP sensor - Controller only
Controller only - Does not include addtional components
Brand:
ES#:
3691401
Mfg#:
30-3304
In Stock at Vendor
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$247.99
This product was last offered at the strikethrough price on 07-19-2026
All engine performance begins with engine breathing. That's why we have a large inventory of stock and performance intake manifolds, and related intake manifold parts, including MAF sensors, intake hoses, cold air intake systems, and engine air filters for both normally aspirated and forced induction engines. To perform it's best, your engine needs to breathe clean and breathe free.
Lifetime Replacement
