Stainless Works Cadillac CTS-V 2009+ Sedan & Wagon Headers - Manual (Page 2)

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11. Remove air box and air inlet.
12. Remove spark plug wires from coil packs.
13. Remove dipstick tube (1) 10 mm bolt.
14. Remove (8) coil packs (2) 6mm bolts each.
15. Remove plug wires and plugs.
16. Mark and remove (2) 6 mm bolts in steering shaft. This mark will be used to
assure proper alignment when reinstalled.
17. Remove (12) 8 mm bolts, (6) per side from manifolds and remove manifolds.
ASSEMBLY FOR ALL VEHICLE TYPES AND EXHAUST TYPES
1. Install O2 extensions- left front O2 wire (P/N 105073) and both rear O2 wires
(P/N 109233) are the supplied extensions. Do not yet install the O2 sensors in the
headers and leadpipes.
2. Apply RTV silicone to headers and install from bottom using (12) 8mm bolts.
3. Install catted or off-road lead pipes using (2) 3” clamps.
5. Install X pipe using (2) 3” clamps. Level the X-pipe. Note: This is a critical step
as the X-pipe needs to be level (side to side) and centered in the channel!
ASSEMBLY WITH STAINLESS WORKS EXHAUST (SEDAN AND WAGON)
1. Install tailpipes using (2) 3” clamps
2. Install mufflers to hangers and tails using (2) 3” clamps
3. Adjust and tighten
ASSEMBLY WITH STAINLESS WORKS EXHAUST (COUPE ONLY)
1. Install tailpipes using (2) 3” clamps
2. Install mufflers into hangers and onto tailpipes using (2) 3” clamps
3. Install tips using (2) 3” clamps
4. Adjust and tighten.
ASSEMBLY WITH STAINLESS WORKS CENTER SECTION TO FACTORY
MUFFLERS (SEDAN AND WAGON ONLY)
1. Mark and cut factory exhaust at 12 ½” from the tangent point of the bend. A
hacksaw with metal blade, sawzall or cutoff wheel will do the job. (see photo
below).
2. Install lead pipes using (2) 3” clamps.
3. Install mufflers to hangers and pipes using (2) 2.5 clamps.
4. Adjust and tighten.