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  1. FS: IPD Plenum and 74mm Throttle Body for 3.2L Boxster S

    Planet-9 Classifieds
    Have a used IPD Plenum kit (plenum and tb) for a 3.2 equipped 986/987. This is the 74mm throttle body and IPD plenum. I used it a couple of years until my engine switch. $500 obo plus shipping. If buying locally (LA area) my local shop PS Racing will give you a deal on installation.
  2. 981S IPD Competition Plenum & GT3 TB NEW

    Planet-9 Classifieds
    Selling a brand spanking new, still in original wrapping and box, IPD Competition 82mm Plenum and GT3 Throttle Body kit for a 981S. Been sitting in my office for the past year and probably would not get installed before I trade in the car. $1050 + $50 shipping or $1100 including shipping and...
  3. 987.1 iPE Headers, IPD Intake Plenum, LN Engineering, Apex SM-10...

    Planet-9 Classifieds
    Recently sold my 987.1 Cayman and have some parts that I either never got around to putting on the car or didn't want to sell with the car. Local pickup in the Seattle area or shipping at the buyers expense. IPE Headers - Sold I bought the headers used, original owner said they have about 5000...
  4. IPD Competition Plenum & 82MM GT3 TB - 987.2 Cayman S

    Planet-9 Classifieds
    Selling my IPD Competition Plenum (P/N: IPD-87482) with 82MM GT3 throttle body for the 987.2 Cayman S (2009-2012). It is used and was installed by the previous owner of my car. He put a total of 10K on the car, so it has somewhere between 1k-10K miles on it. No known issues at the time of...
  5. Boxster with IPD plenum and Fabspeed Exhaust throwing Check Engine Light - No HP gain

    981 DIY Discussion
    My neighbor liked my Cayman S so much he went out and purchased a 2013/2014 Boxster S PDK. Then he went crazy with mods and installed IPD Plenum and full Fabspeed SS exhaust (headers, sport cats, cat-back exhaust). He is getting check engine lights and the after dyno shows no gains from the...
  6. 981 & Macan Build Series

    Flat 6 Motorsports
    Hey all, we have a build series going on with our 981 Cayman and also Macan S. The Project 981 Cayman is taking it up a notch. We have a build thread here for those interested in following along:
  7. GT4 IPD Plenum CEL

    981 Cayman GT4 Chat
    Looking to install the GT3 TB and IPD Plenum with everything else stock. I have heard that this may or may not set off the CEL. What is everyones experience? Best, J
  8. Cayman S IPD Comp kit on 987.1 CS - CEL/running poorly

    987 Cayman and Boxster Modifications
    2008 Cayman S, Manual, 39,500 miles, bone stock, all maintenance up to date, never wrecked, super clean. I have owned this car for a full year now and like it so much that i decided to keep it and play with it. I have researched many options and watched tons of videos. RENN, P9, PCA, etc...
  9. Cayman S A Tuner told me Stock throttle body works better then 82mm? WTF? True?

    987 Cayman and Boxster Modifications
    Im not trying to beat a dead horse here. Ive read plenty on the IPD Plenum and GT3 82mm Throttle body. BUTT!!! I was talking to Softronic the other night and told the guy that I wanted to get a tune to go along with my IPD plenum and 82mm TB. He flat out told me to remove it because the few HP...
  10. Fabspeed 981 Sport Headers For Sale

    981 Cayman and Boxster Modifications
    parts were sold and thanks to all for your interest.
  11. HELP - IPD Competition Plenum installation

    987 Cayman and Boxster Modifications
    Hi guys - my local garage has already finished the installation of the Soul Performance Long Tube Street headers without any issues - now they are working on installing the Competition Plenum and GT3 TB. I'm no mechanic by any measure and these guys - competent as they are - speak French which...
  12. 987.1 CS IPD Plenum and GTS TB Install / Review

    987 Cayman and Boxster Chat
    Hey guys! We just got our next modification done and the video all wrapped up. This time we installed the IPD Competition Plenum and GT3 throttle body. The install was pretty straight forward, but getting the silicone hose in place between the throttle body and mass air was definitely a bit of a...
  13. 981 Boxster and Cayman IPD Plenums

    981 Cayman and Boxster Modifications
    Improve your 981 Boxster or Caymans airflow by upgrading your stock plenum to IPD's "Competition" plenum! 981 DFI Cayman/S (3.4L/2.7L) IPD "Competition" Plenum The 981 intake is nearly identical to the 987.2 intake. Porsche made a few upgrades with the 981, most notably being that the 981...
  14. plenum filter advise please

    981 Chat
    I am planning to buy a 981 S for street use. I dont track. Regarding exhaust note I prefer something in between Borla and PSE. (sound wise not cost..). After checking numerous youtube videos and forum threads it appears my best bet is to get PSE and then tack on the popular ipd plenum/gt3...
  15. Motorsport AOS and IPD Plenum Problems

    987 Cayman and Boxster Modifications
    Hey everyone, I installed a 987 Motorsport AOS on Sunday and I'm having some issues. Looking for feedback. Background: I purchased a the 987 Motorsport AOS kit from Suncoast and installed it on Sunday. With the larger IPD Plenum, I could not fit the Y hose (987 107 946 0) from the AOS to the...
  16. Schnell Autosports - IPD Plenums

    987 Cayman and Boxster Modifications
    Increase your cars performance by upgrading to a IPD plenum! The revolutionary and patented design of the IPD Porsche Plenums improve intake air flow by replacing the factory plastic "T" style design with a more efficient, cast aluminum "Y" design. The IPD Plenums distribute the air flow more...
  17. IPD Plenum & Throttle Body Install 16' CGTS

    981 Cayman and Boxster Modifications
    just had IPD plenum & 82mm comp. throttle body installed on my 16' CGTS (manual trans). I know this topic has been discussed but seems nothing on a 981 GTS. Install time was @ 3 hrs. and no issues. IPD recommends at least 50 mi. of "spirited" driving before the ECU completely learns the new...
  18. IPD Plenum & 82mm Throttle Body Install

    981 Cayman and Boxster Service and Tech
    just had IPD plenum & 82mm comp. throttle body installed on my 16' CGTS (manual trans). I know this topic has been discussed but seems nothing on a 981 GTS. Install time was @ 3 hrs. and no issues. IPD recommends at least 50 mi. of "spirited" driving before the ECU completely learns the new...
  19. Boxster Plenum and Throttle Body options

    987 Cayman and Boxster Modifications
    I am looking into doing the mod . (987.1 Boxster) I have in my Boxster 2.7 2006 stainless steel header exaust manifold and Catback Exhaust, V-FLOW cold air intake sports filter. Any feedback on IPD system VS the Agency system ? I see the Agency uses a Cayenne Turbo TB (size not listed) and the...
  20. 2.7 IPD plenum small review.

    981 Cayman and Boxster Modifications
    Just installed the IPD plenum with competition GT3 82mm throttle body - firstly its a difficult install, but I got it!! Mainly the side brackets were the most difficult but with a little of force its obtainable. So I have the Base model 2.7L 13" manual boxster - No CEL. I did buy the non flap...