Pay in 4 interest-free payments of $16.86 Learn more
Ships within 48 hours · Estimated delivery Jul 30 - Aug 4
thanks to that signatureSTILLEN sound
Additional Notes: An internal rear chamber utilizes Thermal's unique 'True Helmholtz Technology' (THT)™ to control drone while keeping the aggressive turbo growl
Perfectly engineered and packaged for the FE1 Civic Si/DE4 Acura Integra
Each diaphragm spring endures an exclusive four-stage heat treating process to provide a consistent light pedal feel
4L Twin Turbo BMW engine
aFe Magnum FLOW OE Replacement Air Filter w/ Pro 5R Media (30-10018) FITMENT_40TH_ANNIVERSARY_EDITION thanks to that signatureSTILLEN soundMagnum Flow Pro 5R Panel Blue Air Filter (30 10018) by aFe. Constructed with 100% polyurethane on all four sides, this high flow, oiled OE replacement performance filter will outflow the stock paper filter for improved horsepower and torque. The Pro 5R air filter uses five layers of progressively finer mesh cotton gauze media to provide maximum airflow for best performance results. Washable and reusable for multiple cleaning cycles, the tall, open,