4" MBRP Performance - 2020-2021 Chevrolet/GMC Silverado/Sierra 2500/3500 6.6L Gas
4" MBRP Performance - 2020-2021 Chevrolet/GMC Silverado/Sierra 2500/3500 6.6L Gas
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4" MBRP Performance - 2020-2021 Chevrolet/GMC Silverado/Sierra 2500/3500 6.6L Gas

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$1,119.99
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$1,119.99
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  • 2020-2021 Chevrolet/GMC Silverado/Sierra 2500/3500 6.6L V8 Gas
  • T304 Stainless Steel
  • 4" Cat Back Single Side Exit (Street Version) Exhaust System 
  • 4" Mandrel Bent Tubing
  • Moderate Sound Level 
  • +8 HP  / +8 FTLB Performance Gains 
  • Dual Wall Tip 5" Inlet Outside Diameter Included