Buy OEM 1988 Porsche Part # PAB145117 (PAB-145-117). Intercooler Pipe O-Ring. 3.0 LITER, W/E-HYBRID, HOSES & PIPES. 3.0 LITER, W/O E-HYBRID, HOSES & PIPES. Turbocharger Intercooler Tube -

Ring. Pressure. Pipe. hose o -. Charge Air Cooler O -. InterCooler O -.
A seal that Prevents oil from leaking out, or contaminants from enteRing the InterCooler Pipe.

Turbocharger Intercooler Pipe O-Ring

Fits Cayenne

3.0 LITER, W/E-HYBRID, HOSES & PIPES. 3.0 LITER, W/O E-HYBRID, HOSES & PIPES.
Turbocharger Intercooler Tube - Repair or Replace
If your 1988 Porsche is equipped with a turbo and you've noticed a reduction in acceleration or a hissing on acceleration accompanying your check engine light, your intercooler or its piping/tubes may need to be repaired or replaced.