Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For use in setups where charge pipe injection is being utilized.
Highest HP gain per $$ you can buy for the MINI Turbo engine. Simple installation and WOW effect
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Upgraded Silicone hoses and short section: noise generator delete on earlier engines
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Improve performance and fuel economy with a new air filter
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For John Cooper Works kit
Brand:
ES#:
4858771
Mfg#:
13717558382
In Stock at Vendor
$25.99
This product was last offered at the strikethrough price on 05-07-2026
ALTA product designers created a simple, attractive way to remove this intake muffler and increase performance.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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
