A tubular exhaust header for the 2000 to 2001 GMC Yukon with the 4.8 and 5.3 litre V8, the 2000 to 2001 Yukon XL 1500 5.3 litre, and the 1999 to 2001 GMC Sierra 1500 and 2500. It replaces the restrictive cast iron manifold with 1 5/8in primaries in 14-gauge tube for a freer-flowing exhaust.
Primary tube inlet diameter: 1 5/8in
Primary tube gauge: 14 gauge
Finish: silver
Stated fitment: 2000 to 2001 GMC Yukon 4.8L and 5.3L, 2WD and 4WD; 2000 to 2001 GMC Yukon XL 1500 5.3L, 2WD and 4WD; 1999 to 2001 GMC Sierra 1500 and 2500
Check the listing details for what gaskets and fixings are supplied, and confirm the flange pattern and collector position against your truck before ordering.
Practical tip: fit new gaskets, use anti-seize on the bolts and torque them from the centre outwards, then re-torque after the first few heat cycles.
