VW Mk4 337/20AE 1.8T Performance Downpipes

If you’re ready to unleash more power in your modded VW Mk4 337/20AE 1.8T, then it’s time to upgrade your downpipe. This easy VW Mk4 337/20AE 1.8T upgrade is a huge way to increase your engine’s horsepower. Shop VW Mk4 337/20AE 1.8T Performance Downpipes from the best brands availble.