General description The Secondary Air Pump Set is designed to enhance the performance of various Volkswagen and Audi models. This assembly includes a secondary air pump, fixed bracket, and exhaust hose, ensuring efficient operation of the vehicle's emissions system. Technical specifications Part Numbers: 06A959253B, 06A133567A, 06A131127L Color: Black Material: Plastic Compatible Engine Types: 1.6, 1.8T, 2.0, 2.3 V5, 2.4, 2.8, 3.0, 3.2, 4.0 W8, 4.2, 6.0 Measurement Error: +/- 1-3 cm Compatibility and accessories Compatible with Volkswagen Passat B5, Golf MK5, Golf MK6, Bora Compatible with Audi A4, A6, A3, A8, TT Includes: 1 x Secondary Auxiliary Smog Air Pump Assembly, 3 x Secondary Air Pump Cushion Rubber Mounts, 1 x Secondary Air Intake Hose Exhaust Breathing Pipe Usage This secondary air pump assembly is used to reduce emissions during cold starts by injecting air into the exhaust system, helping to improve the vehicle's environmental performance. Other information