IPD Plenums 981 DFI Cayman (2.7L) Competition Plenum Cayenne Air Filter Fasteners are 3/8" ARP 2000

Fasteners are 3/8" ARP 2000

these are a quality product that you can be proud to have on your Supra

and when mounted on the rotor mount

Throttle Body Upgrade Made Easy

Bigger isn’t always better

IPD Plenums 981 DFI Cayman (2.7L) Competition Plenum Cayenne Air Filter Fasteners are 3/8" ARP 2000The 981 Competition 82mm IPD Plenum requires the additional purchase of the 997 GT3 82mm TB. After a very extensive R & D program we are proud to launch the new 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