Stainless Works Chevy Tahoe/Yukon 2007-14 Headers - Manual

WWW.STAINLESSWORKS.NET 800-878-3635 FAX: 440-543-9183
2007-2014 CHEVY TAHOE/ GMC YUKON HEADER
INSTALLATION INSTRUCTION
Thanks for purchasing Stainless Works Muscleflow Headers for your Tahoe or Yukon
Truck. (Front hub to rear cross member at rear of muffler 100” wheel base 116”). We
have gone to great pains to make sure that our exhaust systems fit and sound great.
Please follow these steps to ensure that your installation goes as planned.
STOCK MANIFOLD AND “Y” REMOVAL
1. Disconnect Battery
2. Raise vehicle, remove the (2) 15 mm nuts from transmission mount. Support
transmission and transfer case, and remove both large bolts from right side of
trans cross member and one inner left large bolt from cross member. Let cross
member swing down.
3. Disconnect O2’s from harnesses, remove 2 left and right 15 mm nuts holding “Y”
to manifolds, remove (2) 15 mm nuts at “Y” and flex joint. Lower “Y”.
4. Reinstall cross member.
5. At this time it is necessary to remove the (4) 12mm bolt holding the front drive
shaft to the front axle at the universal, this will help installation of left header, pry
drive shaft from yoke, pull back and move to right or center of vehicle.
6. Remove Manifolds as follows:
7. From the top, remove (4) bolts 12 mm in sway bar and let it hang down, remove
right and left spark plugs and wires, remove manifold bolts and manifolds.