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2003 GMC Sierra Exhaust
Select Vehicle Style:
--Select Vehicle Style--
1500 - Extended Cab - 6-1/2 Foot Bed - 4.3L V6 Engine
1500 - Extended Cab - 6-1/2 Foot Bed - 4.8L V8 Engine
1500 - Extended Cab - 6-1/2 Foot Bed - 5.3L V8 Engine
2500HD Crew Cab - 6-1/2 Foot Bed - 6.0L V8 Engine
2500HD Extended Cab - 8 Foot Bed - 6.6L V8 Diesel Engine
3500HD Extended Cab - 8 Foot Bed - 6.6L V8 Diesel Engine
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Choose Vehicle Style
1500 - Extended Cab - 6-1/2 Foot Bed - 4.3L V6 Engine
1500 - Extended Cab - 6-1/2 Foot Bed - 4.8L V8 Engine
1500 - Extended Cab - 6-1/2 Foot Bed - 5.3L V8 Engine
2500HD Crew Cab - 6-1/2 Foot Bed - 6.0L V8 Engine
2500HD Extended Cab - 8 Foot Bed - 6.6L V8 Diesel Engine
3500HD Extended Cab - 8 Foot Bed - 6.6L V8 Diesel Engine
