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Ships within 48 hours · Estimated delivery Oct 25 - Oct 30
Pipe: Outlet: Collector 3-1/2" (90mm) Fitting Time: 3 Hrs * Will not fit C6 automatic
bringing the user more power than ever
fully adjustable valve train for Ford FE engines
heat resistant stainless steel material to insure reliability with high boost and/or high rpm applications
K&N X-Stream Universal Clamp On Filter Fits 3 in (76 mm) KNRX-3990-1 Stud Girdles Pipe: Outlet: Collector 3-1/2" (90mm)K&N X Stream Universal Clamp On Filter Fits 3 in (76 mm)8. 688 in (221 mm) H x 6 in (152 mm) Base OD x 4 in (102 mm) Top OD KNRX 3990 1 KNRX 3990 1 RX 3990 1 K&N XStream Top Universal Air Filters take performance to the next level with the addition of a filter within the filter's top adding more filter area for higher air flow and a longer service interval. The XStream Air Filter provides awesome air flow and outstanding filtration. When racing, in
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