HJS Tuning Katalysator Euro 4 2.0 Audi A3 8P TT 8J/Seat Altea Toledo 5P/Skoda Octavia 1Z/VW Eos 1F Golf Scirocco 1K Jetta/Bora A5 Passat B6

HJS offers a comprehensive range of approved tuning catalysts. The vehicle-specific stainless steel catalysts can be combined met standard en tuning exhaust systems from various manufacturers. The 200 CPSI tuning catalysts which are developed by HJS optimize the performance of the car en improve the sound significantly.