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GMC K3500 Muffler

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GMC K3500 Muffler, Kool Vue Muffler - Polished, Stainless Steel, Direct Fit

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KOOL VUE HIGH PERFORMANCE MUFFLER, STAINLESS STEEL, POLISHED

Looking for a high performance muffler? KOOL VUE mufflers offer a selection that improves your vehicle's performance and at the same time dramatically decreases its noise. It also produces an aggressive but cool tone from the inside – something to be proud of when you are in the streets.

Features and Specifications:
  • Round casing
  • Single center inlet and outlet configuration
  • 2.25 in. inlet diameter; 4 in. outlet diameter
  • 13.75 in. length x 6 in. width x 6 in. height; 17.5 in. overall length

Benefits:
  • Improves vehicle's performance
  • Dramatically decreases the noise
  • Stainless steel material for extended durability and longer life


  • Brand SKU#: Kool Vue KV150102
  • Material: Stainless Steel
  • Color/Finish: Polished
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Sound Level: Mild
  • Recommended Use: Performance
  • Anticipated Ship Out Time: Same day - 1 business day
  • Attachment Style: Clamp-On
  • Body Length: 13.75 in.
  • Case Shape: Round
  • Height: 6 in.
  • Inlet Location: Center
  • Inlet Quantity: Single
  • Inlet Size: 2.25 in.
  • Outlet Location: Center
  • Outlet Quantity: Single
  • Outlet Size: 4 in.
  • Overall Length: 17.5 in.
  • Tip Diameter: 4 in.
  • Tip Finish: Polished
  • Tip Material: Stainless Steel
  • Warranty: 1-year Kool Vue limited warranty
  • Width: 6 in.
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Fits the following GMC K3500 Years

  • 1985-1986 | Base | 6 Cyl 4.8L
  • 1985-1986 | Base | 8 Cyl 5.7L
  • 1985-1986 | Base | 8 Cyl 6.2L
  • 1985-1986 | Base | 8 Cyl 7.4L
  • 1985-1986 | High Sierra | 6 Cyl 4.8L
  • 1985-1986 | High Sierra | 8 Cyl 5.7L
  • 1985-1986 | High Sierra | 8 Cyl 6.2L
  • 1985-1986 | High Sierra | 8 Cyl 7.4L
  • 1985-1986 | Sierra Classic | 6 Cyl 4.8L
  • 1985-1986 | Sierra Classic | 8 Cyl 5.7L
  • 1985-1986 | Sierra Classic | 8 Cyl 6.2L
  • 1985-1986 | Sierra Classic | 8 Cyl 7.4L
  • 1988-1993 | Sierra SLE | 8 Cyl 6.2L
  • 1988-1993 | Sierra SLX | 8 Cyl 5.7L
  • 1988-1993 | Sierra SLX | 8 Cyl 6.2L
  • 1988-1993 | Sierra SLX | 8 Cyl 7.4L
  • 1988-1993 | Sierra | 8 Cyl 5.7L
  • 1988-1993 | Sierra | 8 Cyl 6.2L
  • 1988-1993 | Sierra | 8 Cyl 7.4L
  • 1988-2000 | Sierra SLE | 8 Cyl 5.7L
  • 1988-2000 | Sierra SLE | 8 Cyl 7.4L
  • 1992-1993 | Sierra SLX | 8 Cyl 6.5L
  • 1992-1993 | Sierra | 8 Cyl 6.5L
  • 1992-2000 | Sierra SLE | 8 Cyl 6.5L
  • 1994-2000 | Sierra SL | 8 Cyl 5.7L
  • 1994-2000 | Sierra SL | 8 Cyl 6.5L
  • 1994-2000 | Sierra SL | 8 Cyl 7.4L
  • 1994-2000 | Sierra SLT | 8 Cyl 5.7L
  • 1994-2000 | Sierra SLT | 8 Cyl 6.5L
  • 1994-2000 | Sierra SLT | 8 Cyl 7.4L
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GMC K3500 Muffler, Flowmaster 50 Series Delta Flow Muffler - Gray, Stainless Steel, Minor Modifications

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$120.66 $157.73 You Save $37.07 (24%)
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FLOWMASTER – 50 SERIES DELTA FLOW MUFFLERS

Flowmaster’s 50 Series Delta Flow mufflers turn your daily driver into something a little more exciting to drive, giving it a noticeable deep, moderate tone that you can actually customize thanks to Flowmaster’s patented Delta Flow and Laminar Flow technologies. Flowmaster, known as ‘the exhaust technology company,’ is a leading manufacturer of high performance exhaust systems and respected for design, innovation and engineering.

  • Increases torque and horsepower
  • 3-year warranty for aluminized steel, lifetime warranty for stainless steel
  • Fully MIG-welded for maximum strength
  • Come in stainless steel and 16-gauge aluminized steel
  • Distinct, customizable moderate tone that’s nice for your daily driver
  • Fabricated utilizing patented Laminar Flow and Delta Flow processes
  • Quick and easy installation
  • For passenger cars
  • Dyno-tested
  • Brand SKU#: Flowmaster 842553
  • Series: Flowmaster 50 Series Delta Flow
  • Material: Stainless Steel
  • Color/Finish: Gray
  • Product Fit: Minor Modifications
  • Quantity Sold: Sold Individually
  • Sound Level: Moderate
  • Recommended Use: Performance
  • Anticipated Ship Out Time: 1-2 Business Days
  • Attachment Style: Clamp-On or Weld-On (Recommended)
  • Body Length: 17 in.
  • Case Shape: Oval
  • Height: 4 in.
  • Inlet Location: Offset
  • Inlet Quantity: Single
  • Inlet Size: 2.5 in.
  • Internal Construction: Chambered
  • Notes: Minor Modifications
  • Outlet Location: Offset
  • Outlet Quantity: Single
  • Outlet Size: 2.5 in.
  • Overall Length: 23 in.
  • Warranty: Lifetime Flowmaster Limited Warranty
  • Width: 9.75 in.
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Fits the following GMC K3500 Years

  • 1979-1980 | Base | 8 Cyl 5.7L
  • 1979-1980 | Base | 8 Cyl 6.6L
  • 1979-1980 | Base | 8 Cyl 7.4L
  • 1979-1980 | High Sierra | 8 Cyl 5.7L
  • 1979-1980 | High Sierra | 8 Cyl 6.6L
  • 1979-1980 | High Sierra | 8 Cyl 7.4L
  • 1979-1980 | Sierra Classic | 8 Cyl 5.7L
  • 1979-1980 | Sierra Classic | 8 Cyl 6.6L
  • 1979-1980 | Sierra Classic | 8 Cyl 7.4L
  • 1979-1980 | Sierra Grande | 8 Cyl 5.7L
  • 1979-1980 | Sierra Grande | 8 Cyl 6.6L
  • 1979-1980 | Sierra Grande | 8 Cyl 7.4L
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GMC K3500 Muffler, Thrush Turbo Muffler - Natural, Aluminized Steel, Universal

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$39.49 $61.18 You Save $21.69 (35%)
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THRUSH – TURBO MUFFLERS

Thrush makes a wide selection of mufflers with a choice of sizes and inlet/outlet positions to make sure you get the right fitting muffler for your ride. Thrush Turbo Mufflers have the classic Thrush sound and have a tested reverse flow design. Thrush Mufflers was founded almost 50 years ago during a time when hot rods and muscle cars ruled the streets of America. Fast forward to today and Thrush Mufflers are still the preferred muffler of muscle car and hot rod owners across the land. Be assured that when installing a Thrush Muffler you will get an aggressive and powerful sounding exhaust tone, hence Thrush’s motto; “Vintage Sound…Today’s Power.”

  • Available in 2.25 inch, 2.5 inch and 3 inch inlets and outlets
  • Available muffler shell sizes from 11 inches to 20 inches
  • Made of 100 % aluminized steel
  • Completely reversible for Flexibility during installation
  • Classic Thrush sound
  • Does not void your vehicle’s factory warranty
  • Reverse flow design
  • Brand SKU#: Thrush 17715
  • Series: Thrush Turbo
  • Material: Aluminized Steel
  • Color/Finish: Natural
  • Product Fit: Universal
  • Quantity Sold: Sold Individually
  • Sound Level: Moderate
  • Recommended Use: Performance
  • Anticipated Ship Out Time: 1-2 Business Days
  • Attachment Style: Weld-On
  • Body Length: 14 in.
  • Case Shape: Oval
  • Height: 4.25 in.
  • Inlet Location: Offset
  • Inlet Quantity: Single
  • Inlet Size: 2.5 in.
  • Internal Construction: Tri-Flow
  • Outlet Location: Center
  • Outlet Quantity: Single
  • Outlet Size: 2.5 in.
  • Overall Length: 18.5 in.
  • Warranty: Lifetime Thrush limited warranty
  • Width: 9.75 in.
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Fits the following GMC K3500 Years

  • 1985-1986 | Base | 6 Cyl 4.8L
  • 1985-1986 | Base | 8 Cyl 5.7L
  • 1985-1986 | Base | 8 Cyl 6.2L
  • 1985-1986 | Base | 8 Cyl 7.4L
  • 1985-1986 | High Sierra | 6 Cyl 4.8L
  • 1985-1986 | High Sierra | 8 Cyl 5.7L
  • 1985-1986 | High Sierra | 8 Cyl 6.2L
  • 1985-1986 | High Sierra | 8 Cyl 7.4L
  • 1985-1986 | Sierra Classic | 6 Cyl 4.8L
  • 1985-1986 | Sierra Classic | 8 Cyl 5.7L
  • 1985-1986 | Sierra Classic | 8 Cyl 6.2L
  • 1985-1986 | Sierra Classic | 8 Cyl 7.4L
  • 1988-1993 | Sierra SLE | 8 Cyl 6.2L
  • 1988-1993 | Sierra SLX | 8 Cyl 5.7L
  • 1988-1993 | Sierra SLX | 8 Cyl 6.2L
  • 1988-1993 | Sierra SLX | 8 Cyl 7.4L
  • 1988-1993 | Sierra | 8 Cyl 5.7L
  • 1988-1993 | Sierra | 8 Cyl 6.2L
  • 1988-1993 | Sierra | 8 Cyl 7.4L
  • 1988-2000 | Sierra SLE | 8 Cyl 5.7L
  • 1988-2000 | Sierra SLE | 8 Cyl 7.4L
  • 1992-1993 | Sierra SLX | 8 Cyl 6.5L
  • 1992-1993 | Sierra | 8 Cyl 6.5L
  • 1992-2000 | Sierra SLE | 8 Cyl 6.5L
  • 1994-2000 | Sierra SL | 8 Cyl 5.7L
  • 1994-2000 | Sierra SL | 8 Cyl 6.5L
  • 1994-2000 | Sierra SL | 8 Cyl 7.4L
  • 1994-2000 | Sierra SLT | 8 Cyl 5.7L
  • 1994-2000 | Sierra SLT | 8 Cyl 6.5L
  • 1994-2000 | Sierra SLT | 8 Cyl 7.4L
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GMC K3500 Muffler, Dynomax Thrush Turbo Muffler - Natural, Aluminized Steel, Universal

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$34.71 $61.18 You Save $26.47 (43%)
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DYNOMAX – THRUSH TURBO MUFFLERS

Dynomax offers a selection of mufflers with a choice of sizes and inlet/outlet positions to make sure you get the right fitting muffler for your ride. Dynomax Thrush Turbo Mufflers have the classic Thrush sound and have a tested reverse flow design. Dynomax is a world leader in the performance exhaust space, manufacturing products held to the highest engineering standards and backed by extensive research and development.

  • Available in various inlet and outlet sizes and muffler shell lengths
  • Made of 100 % aluminized steel
  • Completely reversible for flexibility during installation
  • Classic Thrush sound
  • Does not void your vehicle’s factory warranty
  • Reverse flow design
  • Brand SKU#: Dynomax 17702
  • Series: Dynomax Thrush Turbo
  • Material: Aluminized Steel
  • Color/Finish: Natural
  • Product Fit: Universal
  • Quantity Sold: Sold Individually
  • Sound Level: Moderate
  • Recommended Use: Performance
  • Anticipated Ship Out Time: 1-2 Business Days
  • Attachment Style: Weld-On
  • Case Shape: Oval
  • Height: 3.25 in.
  • Inlet Location: Offset
  • Inlet Quantity: Single
  • Inlet Size: 2 in.
  • Internal Construction: Tri-Flow
  • Outlet Location: Center
  • Outlet Quantity: Single
  • Outlet Size: 2 in.
  • Overall Length: 16 in.
  • Warranty: Lifetime Thrush limited warranty
  • Width: 7.75 in.
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Fits the following GMC K3500 Years

  • 1985-1986 | Base | 6 Cyl 4.8L
  • 1985-1986 | Base | 8 Cyl 5.7L
  • 1985-1986 | Base | 8 Cyl 6.2L
  • 1985-1986 | Base | 8 Cyl 7.4L
  • 1985-1986 | High Sierra | 6 Cyl 4.8L
  • 1985-1986 | High Sierra | 8 Cyl 5.7L
  • 1985-1986 | High Sierra | 8 Cyl 6.2L
  • 1985-1986 | High Sierra | 8 Cyl 7.4L
  • 1985-1986 | Sierra Classic | 6 Cyl 4.8L
  • 1985-1986 | Sierra Classic | 8 Cyl 5.7L
  • 1985-1986 | Sierra Classic | 8 Cyl 6.2L
  • 1985-1986 | Sierra Classic | 8 Cyl 7.4L
  • 1988-1993 | Sierra SLE | 8 Cyl 6.2L
  • 1988-1993 | Sierra SLX | 8 Cyl 5.7L
  • 1988-1993 | Sierra SLX | 8 Cyl 6.2L
  • 1988-1993 | Sierra SLX | 8 Cyl 7.4L
  • 1988-1993 | Sierra | 8 Cyl 5.7L
  • 1988-1993 | Sierra | 8 Cyl 6.2L
  • 1988-1993 | Sierra | 8 Cyl 7.4L
  • 1988-2000 | Sierra SLE | 8 Cyl 5.7L
  • 1988-2000 | Sierra SLE | 8 Cyl 7.4L
  • 1992-1993 | Sierra SLX | 8 Cyl 6.5L
  • 1992-1993 | Sierra | 8 Cyl 6.5L
  • 1992-2000 | Sierra SLE | 8 Cyl 6.5L
  • 1994-2000 | Sierra SL | 8 Cyl 5.7L
  • 1994-2000 | Sierra SL | 8 Cyl 6.5L
  • 1994-2000 | Sierra SL | 8 Cyl 7.4L
  • 1994-2000 | Sierra SLT | 8 Cyl 5.7L
  • 1994-2000 | Sierra SLT | 8 Cyl 6.5L
  • 1994-2000 | Sierra SLT | 8 Cyl 7.4L
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GMC K3500 Muffler, Walker Tru Fit Muffler - Natural, Aluminized Steel, Direct Fit

Best Seller
$55.78 $73.82 You Save $18.04 (24%)
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WALKER – TRU-FIT MUFFLERS

Adaptable and affordable, Walker’s Tru-Fit mufflers are solidly designed for ideal exhaust flow and tone, providing your exhaust system with the right fit at the right price. Established in 1908, Walker is renowned in the automotive aftermarket for manufacturing a full line of exhaust system parts.

  • Tube-and-partition layout built for ideal exhaust flow
  • Solidly manufactured with aluminized steel
  • Heads are tightly spun-locked to protect against breakage
  • Direct fit with minimal adaptation
  • Equipped with sturdy internal mechanical joints
  • Brand SKU#: Walker 18138
  • Series: Walker Tru Fit
  • Material: Aluminized Steel
  • Color/Finish: Natural
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Sound Level: Stock
  • Recommended Use: OE Replacement
  • Anticipated Ship Out Time: Same day - 1 business day
  • Attachment Style: Weld-On
  • Body Length: 24 in.
  • Case Shape: Oval
  • Height: 7 in.
  • Inlet Location: Offset
  • Inlet Quantity: Single
  • Inlet Size: 2.75 in.
  • Internal Construction: Perforated
  • Outlet Location: Offset
  • Outlet Quantity: Single
  • Outlet Size: 2.75 in.
  • Overall Length: 29 in.
  • Warranty: 90-day Walker limited warranty
  • Width: 9 in.
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Fits the following GMC K3500 Years

  • 1993 | Sierra SLX | 8 Cyl 6.5L
  • 1993 | Sierra | 8 Cyl 6.5L
  • 1993-2000 | Sierra SLE | 8 Cyl 6.5L
  • 1994-2000 | Sierra SL | 8 Cyl 6.5L
  • 1994-2000 | Sierra SLT | 8 Cyl 6.5L
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GMC K3500 Muffler, Gibson Superflow Muffler - Natural, Aluminized Steel, Direct Fit

$112.78 $152.87 You Save $40.09 (26%)
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Availability: In Stock
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GIBSON – SUPERFLOW MUFFLERS

Gibson’s Superflow mufflers are dyno-proven to dramatically increase the performance of your low to mid-range RPMs due to their Convergent Flow technology and straight design that makes exhaust flow more efficiently. Gibson is known as the leading manufacturer of street-legal, high performance exhaust systems for trucks, SUVs, diesels, off-road vehicles and RVs.

  • Most reliable, trouble-free and affordable muffler available - period
  • Deep, rich big block sound outside and relatively quiet interior
  • Convergent Flow Technology means dramatically more efficient exhaust flow
  • Baffled and chambered design means optimal volumetric efficiency
  • Features straight design which improves exhaust flow to increase torque and horsepower
  • Dyno-tested
  • Direct fit by vehicle year, make and model
  • Made in America
  • Makes significant improvements in low to mid-range
  • Comes in universal oval, round or in a race muffler style
  • Brand SKU#: Gibson 55131
  • Series: Gibson Superflow
  • Material: Aluminized Steel
  • Color/Finish: Natural
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Sound Level: Aggressive
  • Recommended Use: Performance
  • Anticipated Ship Out Time: 1-2 Business Days
  • Attachment Style: Clamp-On or Weld-On (Recommended)
  • Body Length: 13 in.
  • Case Shape: Oval
  • Height: 4 in.
  • Inlet Location: Offset
  • Inlet Quantity: Single
  • Inlet Size: 2.25 in.
  • Internal Construction: Baffled and Chambered
  • Outlet Location: Offset
  • Outlet Quantity: Single
  • Outlet Size: 2.25 in.
  • Overall Length: 13 in. (Body)
  • Tip Diameter: No Tips
  • Tip Finish: No Tips
  • Tip Material: No Tips
  • Warranty: Lifetime Gibson limited warranty
  • Width: 9 in.
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Fits the following GMC K3500 Years

  • 1979-1980 | All Submodels | All Engines

GMC K3500 Muffler, Flowtech Afterburner Muffler - Natural, Aluminized Steel, Direct Fit

$73.31 $86.51 You Save $13.20 (15%)
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Availability: In Stock
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FLOWTECH – AFTERBURNER PERFORMANCE MUFFLERS

The large flow tubes in Flowtech’s Afterburner performance mufflers deliver maximum exhaust flow and the unique reversible design makes them more versatile when mounting. The corrosion-resistant aluminized coating makes them durable and the thick welded seams will keep them from blowing out. You can improve the power and sound on your street machine with Flowtech’s wide range of performance exhaust products.

  • Delivers a powerful sound without resonance
  • Fully reversible design creates mounting options
  • Flow tubes are the large to create more power
  • Cases feature thick, welded seams
  • Finished in a corrosion-resistant aluminized coating
  • Brand SKU#: Flowtech 50370FLT
  • Series: Flowtech Afterburner
  • Material: Aluminized Steel
  • Color/Finish: Natural
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Sound Level: Aggressive
  • Recommended Use: Performance
  • Anticipated Ship Out Time: 1-2 Business Days
  • Attachment Style: Weld-On or Clamp-On
  • Body Length: 13 in.
  • Case Shape: Oval
  • Height: 4 in.
  • Inlet Location: Center
  • Inlet Quantity: Single
  • Inlet Size: 3 in.
  • Internal Construction: Chambered
  • Outlet Location: Offset
  • Outlet Quantity: Dual
  • Outlet Size: 2.5 in.
  • Overall Length: 18 in.
  • Warranty: 90-day Flowtech warranty
  • Width: 10 in.
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Fits the following GMC K3500 Years

  • 1988-1993 | Sierra SLX | 8 Cyl 5.7L
  • 1988-1993 | Sierra SLX | 8 Cyl 7.4L
  • 1988-1993 | Sierra | 8 Cyl 5.7L
  • 1988-1993 | Sierra | 8 Cyl 7.4L
  • 1988-1995 | Sierra SLE | 8 Cyl 5.7L
  • 1988-1995 | Sierra SLE | 8 Cyl 7.4L
  • 1994-1995 | Sierra SL | 8 Cyl 5.7L
  • 1994-1995 | Sierra SL | 8 Cyl 7.4L
  • 1994-1995 | Sierra SLT | 8 Cyl 5.7L
  • 1994-1995 | Sierra SLT | 8 Cyl 7.4L
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