To determine if your vehicle is SAI equipped there would be a 1 1/4" tube on a 90-degree fitting located on the engine side of the factory air filter box lid
synthetic oils and special additives
Versions slighty differ in appearance
more expensive and takes much longer to install
Green Filter USA uses two layers of tightly-interwoven cotton fabric
H&R TRAK+ Wheel Spacers - Audi A6 8Y AWD 2012-2018 Fluid Extractor To determine if your vehicleH&R TRAK+ Wheel Spacers are precision machined, hubcentric spacers engineered to improve wheel fitment, increase track width, and position the wheels farther outward for a more aggressive stance. Manufactured from H&R's proprietary high tensile aluminum alloy, TRAK+ spacers provide a lightweight, durable solution while maintaining proper wheel centering and load support. Available in multiple configurations including DR, DRS, DRA, and DRM Series, H&R