GMC Summit Racing Exhaust Systems

Exhaust System, Turbo-Back, 5.00 inch, Steel, Aluminized, Chevy, GMC, Pickup, 6.6L Diesel, Kit

Part Number: SUM-680006

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

• Free Shipping
• Special Order

Exhaust System, Turbo-Back, 5.00 inch, Steel, Aluminized, Chevy, Pickup, 6.6L Diesel, Kit

Part Number: SUM-680007

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

• Free Shipping
• Special Order

Exhaust, Turbo-Back, 4.00 inch, Stainless Steel, Natural, Chevy, GMC, Pickup, 6.6L Diesel, Kit

Part Number: SUM-673222

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 17, 2025 if ordered today

• Free Shipping
• Special Order

Exhaust, Turbo-Back, 4.00 inch, Stainless Steel, Natural, Chevy, GMC, Pickup, 6.6L Diesel, Kit

Part Number: SUM-673223

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

• Free Shipping
• Special Order

Exhaust System, Particulate Filter Back, Stainless Steel, Natural, GM, Pickup, Duramax Diesel, Kit

Part Number: SUM-680020

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

• Freight Charge
• Special Order