• Gibson 15-19 GMC Sierra 2500 HD Base 6.6L 4in Filter-Back Single Exhaust - Stainless 615623 615623 Photo - Primary
  • Gibson 15-19 GMC Sierra 2500 HD Base 6.6L 4in Filter-Back Single Exhaust - Stainless 615623 615623 Illustration Guide
  • Gibson 15-19 GMC Sierra 2500 HD Base 6.6L 4in Filter-Back Single Exhaust - Stainless 615623 615623 Technical Drawing
  • Gibson 15-19 GMC Sierra 2500 HD Base 6.6L 4in Filter-Back Single Exhaust - Stainless 615623 615623 User 3
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Gibson Performance Exhaust

Gibson 15-19 GMC Sierra 2500 HD Base 6.6L 4in Filter-Back Single Exhaust - Stainless 615623

Gibson 15-19 GMC Sierra 2500 HD Base 6.6L 4in Filter-Back Single Exhaust - Stainless 615623

sku: 1TLUB | mpn: 615623
$668.74
$1,096.88 $668.74
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Emissions

⚠️ RACING/COMPETITION Use Only

California: Non-compliant parts may be used only on designated closed-course racing vehicles that are never registered for highway use.

Other: Please consult your local statutes and ordinances to ensure compliance with regional emissions standards.

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Gibson DPF Back 615623 You can expect significant gains in horsepower and torque, and a lower exhaust gas temperature. Filter-Back Single Exhaust System; Stainless Gibson 15-19 GMC Sierra 2500 HD Base 6.6L 4in Filter-Back Single Exhaust - Stainless

Vehicle Fitments:

Year Make Model Submodel
2015 - 2019 Chevrolet Silverado 2500 HD High Country
2011 - 2019 Chevrolet Silverado 2500 HD WT, LTZ, LT
2015 - 2019 Chevrolet Silverado 3500 HD High Country
2011 - 2019 Chevrolet Silverado 3500 HD LT, WT, LTZ
2015 - 2019 GMC Sierra 2500 HD Base
2011 - 2019 GMC Sierra 2500 HD SLT, SLE, Denali
2011 - 2014 GMC Sierra 2500 HD WT
2015 - 2019 GMC Sierra 3500 HD Base
2011 - 2019 GMC Sierra 3500 HD SLT, Denali, SLE
2011 - 2014 GMC Sierra 3500 HD WT
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