H&R 15-18 BMW M3 Sedan F80 Sport Spring (Incl. Adaptive M Susp./Competition Package) 2007-infiniti-qx56-esi3468740 At Air Lift Performance

At Air Lift Performance

The smooth curves and design of this exhaust system helps remove restriction and keeps exhaust gas flowing smoothly for increased horsepower

With more air flowing through the custom-tuned intake tube

This cat-back exhaust system uses a heavy duty flex pipe with an internal interlock liner for added strength and durability

Part# 140075 is the more Aggressive "S-Type" Cat-Back(tm)

H&R 15-18 BMW M3 Sedan F80 Sport Spring (Incl. Adaptive M Susp./Competition Package) 2007-infiniti-qx56-esi3468740 At Air Lift PerformanceSport Spring kits are H&R's number one selling product. Enhance the look of your vehicle with a reduced fender well gap. H&R'sport Springs lower the vehicle's center of gravity and reduce body roll for better handling. The progressive spring rate design provides superb ride quality and comfort. A lower wind resistance signature will make the vehicle more streamlined and improve gas mileage. If you are only looking to improve one part of your vehicle's