This is a discussion on O2 Extensions within the External Engine forums, part of the LSx Technical Help Section category; This may be a stupid question, but what applications need O2 extensions? Is it only for cars that are still ...
02-09-2006, 07:00 PM #1
This may be a stupid question, but what applications need O2 extensions? Is it only for cars that are still running cats for the down stream O2's, or is it for the upstream ones. I just ordered headers and I'm wondering if I need to add some O2 extensions to that list...
02-09-2006, 07:26 PM #2
- Join Date
- Aug 2005
- Thornton, CO
Red Tint Jewelcoat
- 2008 Trailblazer SS
Most any longtube header will require an O2 extension to connect the front O2's to the wiring harness.2008 Trailblazer SS
Yank PTB3600, Kooks 1 7/8" LT's, 4" intake, E-fans, Magnaflow, Sonnax kit, tranny cooler, tune.
Lowered, HID's, tinted.
1999 Pontiac Trans Am WS.6 #1747 SOLD
531.1 RWHP 481.3 FT/Pounds all motor.
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