Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow Cat Back Performance Exhaust for 14-18 Chevy Silverado V8 5.3L Dual Split Rear Exit
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install
Magnaflow 14 Chev Silverado V8 Cat Back Exhaust Easy Install

Magnaflow 14 Chev Silverado V8 5.3L SC Cab Dual Split Rear Exit SS Cat-Back Performance Exhaust

Magnaflow SKU: MAG15278
Price
30% OFF
In Stock – Ready to Ship
Shipping calculated at checkout.

Magnaflow Cat-back exhaust system, built from stainless steel. Replaces the restrictive factory exhaust for freer flow and a deeper, more aggressive tone. See the fitment chart below for exact vehicle applications.

Specifications

Type Cat-back exhaust system
Material Stainless steel
Configuration Dual rear exit
Fitment Vehicle-specific direct fit — see chart below
Part Number 15278

This part fits:

Year Make Model Submodel
2016-2018 Chevrolet Silverado 1500 Custom
2014-2018 Chevrolet Silverado 1500 High Country
2015-2018 Chevrolet Silverado 1500 LS
2014-2018 Chevrolet Silverado 1500 LT
2014-2018 Chevrolet Silverado 1500 LTZ
2015-2018 Chevrolet Silverado 1500 SSV
2014-2018 Chevrolet Silverado 1500 WT
2014-2018 GMC Sierra 1500 Base
2014-2018 GMC Sierra 1500 Denali
2014-2018 GMC Sierra 1500 SLE
2014-2018 GMC Sierra 1500 SLT

Shipping

  • In-stock orders placed before 3 PM EST ship the same day — everything else ships within 24 hours.
  • Standard, expedited, and overnight options at checkout.
  • Oversized items ship by freight and take longer.
  • Backordered items ship as soon as stock lands — contact us for lead times.
  • International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.

Returns

  • 30-day returns on new, uninstalled items in original packaging with all hardware.
  • Standard returns: 8% restocking fee, buyer pays return shipping. Both waived if the item is defective or we made the error.
  • Installed or used parts can’t be returned — confirm fitment before you install.
  • Special orders and custom items are final sale.
  • Email us for return authorization before shipping anything back.

Full details: Shipping Policy · Refund Policy
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