APR Hoses - Full System - MQB 1.8T/2.0T Volkswagen Golf Mk4 1.9L TDI This valve increases the maximum

This valve increases the maximum line pressure to increase fueling headroom

Autopart International 5000287502

While many vehicles have an adjustment for this

Additionally

Aggressive and customizable sound profile via optional valves and mufflers

APR Hoses - Full System - MQB 1.8T/2.0T Volkswagen Golf Mk4 1.9L TDI This valve increases the maximumIntercooler hoses replace factory part 5Q0145832 & 5Q0145834. Throttle body hose replaces factory part 5Q0145838. Turbo outlet hose replaces factory part 5Q0145828. The turbo outlet pipe does not fit vehicles with the 7 speed DQ381 transmission. Fits Audi A3 15 20, A3 Quattro 15 20, Q3 19 24, S3 15 20, TT Quattro 16 23, TTS Quattro 16 23; Volkswagen Arteon 19 21, Golf 15 18, Golf Alltrack 17 19, Golf R 15 19, Golf SportWagen 15 19, GTI 15 21, Jetta 19