Autometer Spek-Pro Gauge Water Temp 2 1/16in 300f Stepper Motor W/Peak & Warn Wht/Blk 4-2-1 POLISHED S.S. HEADER GSC P-D 4G63T Evo 4-8

GSC P-D 4G63T Evo 4-8 S1 Cams 268/268 Billet

The intake tube has an attractive silver powder-coated finish that's made to last and accommodates the factory mass air sensor and a replacement silicone crank case vent hose

19mm OD 18

5L Inconel Exhaust Valve - Single

Give that A4 of yours some airflow it deserves

Autometer Spek-Pro Gauge Water Temp 2 1/16in 300f Stepper Motor W/Peak & Warn Wht/Blk 4-2-1 POLISHED S.S. HEADER GSC P-D 4G63T Evo 4-8Engines Dont Like High Water Temperatures, Heat Is The Enemy Of Performance And Reliability. Keep Tabs On Your Temps With The Most Accurate, Quickest Responding Water Temperature Gauge On The Market. Autometers Advanced 1 8" Npt Temperature Transducer Is Included As Well As A Direct Plug In Wiring Harness For Ease Of Installation.