1985 GMC S15 Mufflers

Enhance and Protect Your 1985 GMC S15 with Quality Mufflers

Maintaining the performance of your 1985 GMC S15 starts with choosing the right parts, and a high-quality Muffler helps ensure a reliable and efficient vehicle. At Advance Auto Parts, we offer Mufflers specifically for the 1985 GMC S15, ensuring a perfect fit and lasting durability. Choosing to shop with Advance Auto Parts means you’re making a smart decision to prioritize both quality and reliability for your vehicle.

Affordable and Reliable Mufflers for Every Budget

Finding a Muffler that combines quality with affordability is easy at Advance Auto Parts. With prices starting as low as $55.99 and an average price of $93.49, you can choose one that fits your budget while delivering the quality you expect. Our Mufflers are competitively priced, ranging from $55.99 to $139.99, so you get value without compromising on strength or reliability.

Trusted Brands and Top-Rated Options

With 4 Mufflers from 2 trusted brands in stock, Advance Auto Parts has you covered. Our Mufflers for the 1985 GMC S15 have earned reviews from over 52 customers, with an average 4 stars rating across the board. Popular options include 40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound, SoundFX Muffler, Direct Replacement, No Fabrication Needed, and Sound Solution Muffler, starting at $55.99. Our selection includes highly regarded brands such as Walker and Flowmaster Inc., and more, offering you top-notch reliability. For example, we have 3 Walker Mufflers starting at $55.99 with an average rating of 4 stars, 1 Flowmaster Inc. options from $99.99 with a 4 stars rating.

Mufflers for Your 1985 GMC S15

Walker – SoundFX Muffler, Direct Replacement, No Fabrication Needed (Part No.18187)

SoundFX Muffler, Direct Replacement, No Fabrication Needed

from

$77.99
Featuring 100% aluminized steel for longer service life compared to low-carbon steel, Walker SoundFX® direct-fit mufflers deliver quality appearance and favorable acoustics while mechanical interior joints and spun-locked heads provide durability.

Product Features:
  • RESISTS CORROSION — Aluminized steel construction and internal drainage system helps reduce corrosion
  • BUILT TO LAST — Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
  • EASY TO INSTALL — Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation that doesn’t require specialized fabrication and/or welding
  • FACTORY SOUND — Louvered tubes help reduce radiated noise for factory-style sound quality compared to straight perforated tubes
  • GET MORE MILES FROM YOUR MUFFLER — Designed and tested to extend muffler life
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Walker – Sound Solution Muffler (Part No.18607)

Sound Solution Muffler

from

$55.99
Sound Solution mufflers are engineered with 100% aluminized steel for longer service life compared to low carbon steel. These mufflers have mechanical interior joints for durability, And spun-locked heads for resistance to rupture from backfires. Sound Solution mufflers are available in a universal fitment style, with both quality appearance And favorable acoustics.
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Flowmaster Inc. – 40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound (Part No.42441)

40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound

from

$99.99
The Original 40 series muffler delivers an aggressive exterior and interior tone. If you’re looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
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Walker – SoundFX Muffler, Universal/ Fabrication Needed (Part No.18107)

SoundFX Muffler, Universal/ Fabrication Needed

from

$139.99
Featuring 100% aluminized steel for longer service life compared to low-carbon steel, Walker SoundFX® universal mufflers deliver quality appearance and favorable acoustics while mechanical interior joints and spun-locked heads provide durability.

Product Features:
  • RESISTS CORROSION — Aluminized steel construction and internal drainage system helps reduce corrosion
  • BUILT TO LAST — Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
  • FLEXIBLE SOLUTION — Customizable design features expandable bushings for easy fitment and may require specialized fabrication and/or welding for installation
  • FACTORY SOUND — Louvered tubes help reduce radiated noise for factory-style sound quality compared to straight perforated tubes
  • GET MORE MILES FROM YOUR MUFFLER — Designed and tested to extend muffler life
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FAQs for 1985 GMC S15 Mufflers

Which Mufflers are the top sellers for the 1985 GMC S15?

Out of 4 Mufflers that fit 1985 GMC S15s, the following parts are the top sellers:
Sound Solution Muffler
from $55.99
(8)
Sound Solution Muffler
Mufflers

How can I make sure that a part will be compatible with my 1985 GMC S15?

Our GMC S15 aftermarket and OEM parts are designed specifically for the 1985 model. You can always find your specific fitment and compatibility for your 1985 GMC on an individual product page.

What is the price range for 1985 GMC S15 Mufflers?

The range of prices of Mufflers for the 1985 GMC S15 goes from $55.99 up to $139.99 for the most premium parts.

What is the average price of a 1985 GMC S15 Muffler?

1985 GMC S15 Mufflers average $93.49 for our selection of OEM and aftermarket parts. Keep in mind the variety of brands we offer, such as Walker Flowmaster Inc., and more, so you are likely to find a wide range of prices across a variety of brands and products.

Does Advance Auto Parts sell Mufflers for other GMC S15 model years?

Yes, we currently stock Mufflers for 8 model years of GMC S15s, from 1982 to 1990. Model years 1990, 1989, 1988, 1987, 1986, 1984, 1983, and 1982 are the most popular for Muffler purchases.

Can I get help with 1985 GMC S15 Muffler orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about GMC Mufflers and more.

What is your return policy for GMC S15 Mufflers?

Advance Auto Parts keeps returns simple. For new GMC S15 Mufflers and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.