2012 GMC Sierra 1500 Exhaust Muffler Parts

Choose your Submodel for your 2012 GMC Sierra 1500


Showing 1 - 5 of 5 products
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Magnaflow
  • Straight-Through Performance Muffler; 3/2.5in. Center/Dual; 5x14x8 Body
  • Magnaflow Straight-Through Performance Muffler; 3/2.5in. Center/Dual; 5x14x8 Body
  • Satin Finish Oval Exhaust Muffler
  • Product Attributes:
    • Muffler Type: Straight-through
    • Series: Straight-through
    • Exhaust Tip Quantity: 0
    • Inlet Inside Diameter: 3
    • Hanger Included: No
    • Body Height: 5
    • Body Material: Stainless Steel
    • Finish: Satin
    • Outlet Quantity: 2
    • Inlet Quantity: 1
    • Outlet Inside Diameter: 2.5
    • Prop 65 Y/N: No
    • Core Diameter: 3
    • Reversible: Yes
    • Body Length: 14
    • Title: Magnaflow 5 X 8in. Oval Straight-through Performance Exhaust Muffler 12198
  • Features:
    • Delivers a Smooth, Deep Tone
    • Mufflers are Bi-Directional
    • 100% Stainless Steel
  • The MagnaFlow 5 X 8in. Oval Straight-Through Performance Exhaust Muffler 12198 is engineered to enhance your ride with a healthy helping of our signature exhaust sound and dyno-proven performance thanks to its free-flowing straight-through perforated stainless steel core wrapped in stainless steel mesh and acoustic fiber fill. The reversible, universal 3/2.5in. diameter inlet/outlet Straight-Through layout allows you to install it in whatever orientation and configuration you see fit. However, professional installation is highly recommended. Muffler 12198s weight-optimized 5x8x14in. oval-shaped body features a satin finish that elevates the overall aesthetics of your current exhaust setup. 12198 is made of durable, corrosion resistant stainless steel and produced using cutting-edge CNC precision robotic manufacturing techniques, all backed by MagnaFlow's limited lifetime construction warranty.

Additional Fitment Information:
Vehicle Block CC Engine CID
2012 - GMC Sierra 1500 V 5328 8 Cyl 5.3L 325

Flowmaster
  • 3.0 in. Center Inlet/Offset Outlet; Case Dimensions 5 in. x 10 in. x 22 in.; 28 in. Overall Length; Aluminized Steel Not Direct Fit-Some Adaptation Required
  • 70 Series™ Big Block II Muffler; 3.0 in. Center Inlet/Offset Outlet; Case Dimensions 5 in. x 10 in. x 22 in.; 28 in. Overall Length; Aluminized Steel;
  • 70 Series™ Big Block II Muffler
  • Product Attributes:
    • Tip Quantity: 0
    • Automotive Item Grade: High Performance
    • Muffler Type: Reflection
    • Outlet Connection Type: Pipe
    • Outlet Position: Offset
    • Sound Level: Mild
    • WARNING CA Proposition 65: No
    • Fitment: Universal
    • Body Width: 10.000 In.
    • Muffler Series: 70 Series Big Block
    • Inlet Position: Center
    • Inlet Connection Type: Pipe
  • Features:
    • Durable Fully Welded 16ga Aluminized Steel
    • 3 Year Limited Warranty
    • Stock to Mild Exterior Exhaust Tone
    • Minimal Interior Resonance
    • Recommended For SUV/Trucks/Motorhomes/Tow Vehicles
    • Improved HP/TQ and Potential Mileage Improvement
    • Race Proven Patented Delta Flow® Technology
    • Premium Flowmaster Quality
  • The 70 series utilizes Flowmaster's Delta Flow(R) technology and an enlarged case for improved sound control along with mileage and power gains. Perfect for use on trucks, SUV's, RVs, tow vehicles and high performance street cars where space allows. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
  • Suggested Purchase Quantity: 2
    • Most jobs typically require 2 of this item.

Additional Fitment Information:
Vehicle Block CC Engine Sub Model CID
2012 - GMC Sierra 1500 V 5328 8 Cyl 5.3L XFE 325

Flowmaster
  • 70 Series™ Big Block II Muffler
  • 3.0 in. Center Inlet/Offset Outlet; Case Dimensions 5 in. x 10 in. x 22 in.; 28 in. Overall Length; Aluminized Steel Not Direct Fit-Some Adaptation Required
  • 70 Series™ Big Block II Muffler; 3.0 in. Center Inlet/Offset Outlet; Case Dimensions 5 in. x 10 in. x 22 in.; 28 in. Overall Length; Aluminized Steel;
  • 70 Series(TM) Big Block II Muffler
  • Product Attributes:
    • Tip Quantity: 0
    • Automotive Item Grade: High Performance
    • Muffler Type: Reflection
    • Outlet Connection Type: Pipe
    • Outlet Position: Offset
    • Sound Level: Mild
    • WARNING CA Proposition 65: No
    • Fitment: Universal
    • Body Width: 10.000 In.
    • Muffler Series: 70 Series Big Block
    • Inlet Position: Center
    • Inlet Connection Type: Pipe
  • Features:
    • Durable Fully Welded 16ga Aluminized Steel
    • 3 Year Limited Warranty
    • Stock to Mild Exterior Exhaust Tone
    • Minimal Interior Resonance
    • Recommended For SUV/Trucks/Motorhomes/Tow Vehicles
    • Improved HP/TQ and Potential Mileage Improvement
    • Race Proven Patented Delta Flow® Technology
    • Premium Flowmaster Quality
  • The 70 series utilizes Flowmaster's Delta Flow(R) technology and an enlarged case for improved sound control along with mileage and power gains. Perfect for use on trucks, SUV's, RVs, tow vehicles and high performance street cars where space allows. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
  • Suggested Purchase Quantity: 2
    • Most jobs typically require 2 of this item.

Additional Fitment Information:
Vehicle Block CC Engine Sub Model CID
2012 - GMC Sierra 1500 V 5328 8 Cyl 5.3L XFE 325

AP Exhaust
Additional Fitment Information:
Vehicle Block CC Engine Wheel FeedBase CID
2012 - GMC Sierra 1500 V - 6 Cyl 4.3L 143.5 262

MagnaFlow Performance Exhaust
  • Straight-Through Performance Muffler; 3/2.5in. Center/Dual; 5x14x8 Body
  • Magnaflow Straight-Through Performance Muffler; 3/2.5in. Center/Dual; 5x14x8 Body
  • Satin Finish 3x2.5in. Oval Exhaust Muffler
  • Product Attributes:
    • Outlet Quantity: 2
    • Muffler Type: Straight-through
    • Inlet Quantity: 1
    • Exhaust Tip Quantity: 0
    • Outlet Inside Diameter: 2.5
    • Core Diameter: 3
    • Reversible: Yes
    • Inlet Inside Diameter: 3
    • Hanger Included: No
    • Body Height: 5
    • Body Material: Stainless Steel
  • Features:
    • Delivers a Smooth, Deep Tone
    • 100% Stainless Steel
    • Mufflers are Bi-Directional
  • The MagnaFlow 5 X 8in. Oval Straight-Through Performance Exhaust Muffler 12198 is engineered to enhance your ride with a healthy helping of our signature exhaust sound and dyno-proven performance thanks to its free-flowing straight-through perforated stainless steel core wrapped in stainless steel mesh and acoustic fiber fill. The reversible, universal 3/2.5in. diameter inlet/outlet Straight-Through layout allows you to install it in whatever orientation and configuration you see fit. However, professional installation is highly recommended. Muffler 12198s weight-optimized 5x8x14in. oval-shaped body features a satin finish that elevates the overall aesthetics of your current exhaust setup. 12198 is made of durable, corrosion resistant stainless steel and produced using cutting-edge CNC precision robotic manufacturing techniques, all backed by MagnaFlow's limited lifetime construction warranty.

Additional Fitment Information:
Vehicle Block CC Engine CID
2012 - GMC Sierra 1500 V - 8 Cyl 4.8L 294
Showing 1 - 5 of 5 products

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