IPD 981 Cayman GT4 3.8L Competition 82mm Plenum ('13-'16) (81482-3.8) 1404 Available as valved SwitchPath Exhaust

Available as valved SwitchPath Exhaust or unleashed Track Edition

Uses the car's factory sensors

but also handles the curves like a fine sports coupe should

The diffuser was designed to show off the appearance with the exhaust in mind creating a tasteful rear end complexion

Improves exhaust flow and sound by mixing gases earlier and longer for a deeper tone

IPD 981 Cayman GT4 3.8L Competition 82mm Plenum ('13-'16) (81482-3.8) 1404 Available as valved SwitchPath ExhaustRequires use of GT3 82mm Throttle Body (Sold Separately) After a very extensive R&D program we launched the 981 IPD 82mm Competition Plenums. We only offer "Competition" versions of the 981 Plenums which upgrades the factory 74mm throttle body with the larger 997 GT3 82mm throttle body. This combination has proven to be considerably more popular and deliver even more performance. This Competition version will work with both 3. 4L "S" and 2. 9L "Non S"