• 1998-2004 5.7L
• 1999-2014 5.3L
• 1999-2017 4.8L
• 1999-2019 6.0L
• 2008-2017 6.2L

JEGS 555-30144 Exhaust Manifolds Includes:

• (1) Right/Passenger Side Exhaust Manifold
• (1) Left/Driver Side Exhaust Manifold
• (2) Exhaust Manifold Pipe Flanges
• (12) 8 mm-1.25 x 1 in. Exhaust Manifold Bolt with 10 mm Hex Flange Head
• (4) 10 mm-1.25 x 2 1/2 in Exhaust Manifold Stud with 1/4 in. Hex Head
• (4) 10 mm-1.25 Lock Nut with 14 mm Hex Head

JEGS 555-30144 Exhaust Manifolds Fitment Notes:

• Fitment issues may occur with models equipped with air conditioning
• Modification to brackets may be required
• Not compatible with 2004-2006 GTO starters/bellhousings
• Requires JEGS 555-30141 Exhaust Manifold Gaskets or Equivalent (Sold Separately)

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

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