IPD 987.2 Cayman/Boxster Non-S 2.9L 74mm Plenum ('09-'12) (87474-2.9) 4006 Use for SAE versions only

Use for SAE versions only

Notes: Suits aftermarket ECUs using the AMP Superseal 1

Replaces the restrictive and heavy factory catalytic converters with much less restrictive straight-through pipes for maximum flow

Replaces the factory rear muffler with a lightweight valved high-performance exhaust system for increased performance and adjustable sports car sound

allowing you to see farther than traditional white lighting

IPD 987.2 Cayman/Boxster Non-S 2.9L 74mm Plenum ('09-'12) (87474-2.9) 4006 Use for SAE versions onlyWorks with Factory 74mm Throttle Body Porsche's introduction of their DFI (Direct Fuel Injection) intake was a totally and completely redesigned intake system developed to deliver improved performance, fuel consumption and emissions by optimizing the air fuel mixture directly inside the combustion chamber. The DFI Porsche engine package is a finely tuned performance machine and additional power has proved difficult to find. The unique design of