11 messages,
Last post on Mar 31, 2009 at 11:05 PM
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Speed Shop Tuning and Modification Forum.
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Volkswagen Jetta, Performance Mods, Sedan
#3 of 11 Re: How can I modify my Jetta? More performance. [stratomaster9]
by 600kgolfgt
Jun 06, 2007 (1:03 pm)
For moderate performance gains, a ECU (chip) upgrade, free-flowing performance exhaust, a high-flow catalytic converter and a performance camshaft will give you anywhere from an additional 15-40 hp.
For higher performance gains (more than 40 hp), a turbo or supercharger will be necessary (in addition to the performance upgrades above). These may require modifications to the engine mechanicals (i.e. thicker headgasket to lower the engine compression, lower compression pistons, stronger crankshaft, etc.)
HTH
#4 of 11 2003 jetta GLI
by kaider
Dec 02, 2007 (1:08 am)
#5 of 11 2003 jetta GLI
by kaider
Dec 02, 2007 (1:08 am)
Can i turbo my 2003 jetta GLI? every time i search for a turbo for it, all i come up with is turbos for TDI's or GLI 2.0 and 1.8. I have a 2.8, can it be done?
#6 of 11 99 jetta first mod?
by batmanj24
Jun 21, 2008 (10:44 pm)
i have a manual 99 jetta and i wanna start upgrading it but i don't know where to start HELP!!!!!
#10 of 11 Re: 2003 jetta GLI [kaider]
by micro_chip_man
Mar 24, 2009 (5:25 pm)
You'll need a super charger! Look that up and see how much fun you can have...
#11 of 11 problem boosting!!!
by 01jetta
Mar 31, 2009 (11:05 pm)
i have a 2001 1.8t jetta and the only mod is a bov, it pulls fine when you first start driving it but for some reasson after a wile it just stops boosting. what can i do? upgrade to a front mount?