Haltech NEXUS R5 Universal Wire-In Harness - 2.5M (8ft) - HT-185200 fits_2009-2016`Audi`A4 The included performance air filters

The included performance air filters are surrounded by open-element XLPE (cross-linked polyethylene) polymer housings that minimize warm engine air for maximum performance

This Charge Pipe is constructed of 3" mandrel bent stainless steel for smooth air flow transition and increased power and comes complete with 5-ply heavy duty couplings and constant tension T-bolt clamps for a tight and secure installation

Fits rear wheel drive SL320 & SL500 models only

you can easily fine tune the handling balance and eliminate understeer

Haltech NEXUS R5 Universal Wire-In Harness - 2.5M (8ft) - HT-185200 fits_2009-2016`Audi`A4 The included performance air filtersHaltech NEXUS R5 Universal Wire In Harness 2. 5M (8ft)