Replace your restrictive air box with these dual high flow cone filters for the highest possible air flow!
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Performance replacement for your factory diverter valve - designed to recirculate boost pressure like the factory diverter valve, but with a much quicker response
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Brings true 2D mapped water-methanol injection delivery to your EFI (Electronic Fuel Injected) and forced induction vehicle
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Replace your flimsy, restrictive plastic chargepipe with this high flow charge pipe for a cost efficient upgrade!
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200 psi bypass for smooth and high pressure and 1.3 GPM open flow. Choose quick connect or threaded NPT style fittings.
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Should be replaced any time the throttle body is removed
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Relocates your intake to the passenger's side of the engine with high flow silicone hoses and filters
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Unlock 50-70 HP on your boosted vehicle while decreasing your air temps by up to 100 degrees! Stainless Steel Braided Line, 4AN Fittings, no tank included!
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Found at the junction between the intercooler outlet and right charge pipe
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Brand:
ES#:
4883849
Mfg#:
11617791470
In Stock
ON SALE!
SAVE 24%
$15.99
This product was last offered at the strikethrough price on 05-02-2026
The BMW n54 HKS BOV comes complete with all necessary hardware required for a complete and professional installation.
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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
