1985 Pontiac Firebird Mufflers & Resonators

Pontiac Firebird Mufflers - 1985
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2.5L
2.8L
5.0L
  • Walker® - SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler
    Walker®SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler
    9
    # 832935155
    Pontiac Firebird 1985, SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler by Walker®. Optional. This muffler is the right choice if you opt for quality acoustics and performance. Walker offers 100% aluminized steel SoundFX™...
    Designed to deliver ultimate performance and pleasing sound qualityOE-equivalent direct-fit design
    $35.74 - $57.39
  • AP Exhaust® - MSL Maximum Aluminized Steel Oval Direct-Fit Exhaust Muffler with Inlet/Outlet Neck
    AP Exhaust®MSL Maximum Aluminized Steel Oval Direct-Fit Exhaust Muffler with Inlet/Outlet Neck
    5
    # 80148158
    Pontiac Firebird 1985, MSL Maximum Aluminized Steel Oval Direct-Fit Exhaust Muffler with Inlet/Outlet Neck by AP Exhaust®. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this...
    Designed for a quiet ride100% aluminized components for longer life
    $42.16 - $49.80
  • AERO Exhaust® - AR Series 304 Stainless Steel Round Performance Exhaust Resonator
    AERO Exhaust®AR Series 304 Stainless Steel Round Performance Exhaust Resonator
    1
    # mpn4658464748
    Pontiac Firebird 2.8L / 5.0L 1985, AR Series 304 Stainless Steel Round Performance Exhaust Resonator by AERO Exhaust®. Resonator Inlet Diameter: 2.5". Resonator Outlet Diameter: 2.5". Resonator Body Length: 10". Resonator Overall...
    $59.99
  • Black Widow® - Widowmaker™ Stainless Steel Round Gray Exhaust Muffler
    Black Widow®Widowmaker™ Stainless Steel Round Gray Exhaust Muffler
    5
    # 865846573
    Universal Widowmaker™ Stainless Steel Round Gray Exhaust Muffler by Black Widow®. Muffler Body Length: 10". Muffler Sound: Aggressive / Loud. Muffler Configuration: Center - Center. Black Widow MOST AGGRESSIVE muffler yet and with...
    $124.00 - $134.00
  • Cherry Bomb® - Extreme Performance Steel Oval Exhaust Muffler
    Cherry Bomb®Extreme Performance Steel Oval Exhaust Muffler
    14
    # 865760342
    Universal Extreme Performance Steel Oval Exhaust Muffler by Cherry Bomb®. Muffler Body Length: 6". Muffler Overall Length: 12". Muffler Sound: Aggressive / Loud. For those who live for disturbing the peace, the wing plate and straight...
    $31.11 - $35.47
  • Flowmaster® - 50 Series Delta Flow™ Oval Black Exhaust Muffler
    Flowmaster®50 Series Delta Flow™ Oval Black Exhaust Muffler
    0
    # 4398167519
    Universal 50 Series Delta Flow™ Oval Black Exhaust Muffler by Flowmaster®. Without Hangers. Muffler Body Length: 17". Muffler Overall Length: 23". Muffler Sound: Moderate. Muffler Structure: Chambered. The three chamber design...
    $153.95 - $174.95
  • Walker® - Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler
    Walker®Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler
    20
    # 35483462
    Pontiac Firebird 1985, Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler by Walker®. Muffler Inlet Diameter: 2.25". Muffler Outlet Diameter: 2". Muffler Body Length: 19". Muffler Overall Length: 24". Muffler Configuration:...
    Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire
    $52.56
  • Walker® - SoundFX™ Steel Oval Aluminized Exhaust Muffler
    Walker®SoundFX™ Steel Oval Aluminized Exhaust Muffler
    4
    # 18170465
    Pontiac Firebird 1985, SoundFX™ Steel Oval Aluminized Exhaust Muffler by Walker®. Optional. Muffler Inlet Diameter: 2.25". Muffler Outlet Diameter: 2". Muffler Body Length: 19". Muffler Overall Length: 24". Muffler Configuration:...
    Designed to deliver ultimate performance and pleasing sound quality100% aluminized material
    $50.87
  • AP Exhaust® - DGM Style Natural Exhaust Clamp
    AP Exhaust®DGM Style Natural Exhaust Clamp
    1
    # 559697611
    Pontiac Firebird 1985, DGM Style Natural Exhaust Clamp by AP Exhaust®. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a product demand is not based on...
    Made from first-rate materialsEnsures outstanding durability
    $1.56 - $1.80
  • AP Exhaust® - Enforcer Series Aluminized Steel Oval Glass Pack Exhaust Muffler with Inlet and Outlet Neck
    AP Exhaust®Enforcer Series Aluminized Steel Oval Glass Pack Exhaust Muffler with Inlet and Outlet Neck
    1
    # mpn474114062
    Pontiac Firebird 2.5L 1985, Enforcer Series Aluminized Steel Oval Glass Pack Exhaust Muffler with Inlet and Outlet Neck by AP Exhaust®. Muffler Inlet Diameter: 2". Muffler Outlet Diameter: 2". Muffler Body Length: 19". Muffler Overall...
    Aluminized materials for superior corrosion protectionIdeal for the economy buyer
    $25.65
  • AP Exhaust® - Xlerator Performance Oval Gray Exhaust Muffler
    AP Exhaust®Xlerator Performance Oval Gray Exhaust Muffler
    2
    # 81677338
    Pontiac Firebird 2.8L / 5.0L 1985, Xlerator Performance Oval Gray Exhaust Muffler by AP Exhaust®. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.5". Muffler Sound: Moderate. Muffler Configuration: Offset - Dual. Today’s...
    $40.31 - $48.00
  • AP Exhaust® - Challenge Series Aluminized Steel Oval Exhaust Muffler with Inlet/Outlet Neck
    AP Exhaust®Challenge Series Aluminized Steel Oval Exhaust Muffler with Inlet/Outlet Neck
    1
    # 80148155
    Pontiac Firebird 1985, Challenge Series Aluminized Steel Oval Exhaust Muffler with Inlet/Outlet Neck by AP Exhaust®. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market...
    Limited Lifetime Warranty backed by AP Exhaust Products100% aluminized components
    $64.85 - $80.12
  • AP Exhaust® - Exhaust Bracket
    AP Exhaust®Exhaust Bracket
    0
    # 80196342
    Pontiac Firebird 1985, Exhaust Bracket by AP Exhaust®. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a product demand is not based on vehicle age or use...
    Made from first-rate materialsEnsures outstanding durability
    $6.78 - $19.05
  • AERO Exhaust® - TR Series 304 Stainless Steel Round Performance Exhaust Resonator
    AERO Exhaust®TR Series 304 Stainless Steel Round Performance Exhaust Resonator
    1
    # 4963679120
    Pontiac Firebird 2.8L / 5.0L 1985, TR Series 304 Stainless Steel Round Performance Exhaust Resonator by AERO Exhaust®. Resonator Sound: Moderate. Resonator Configuration: Center - Center. The TR Series Resonators are the most popular...
    $59.99 - $99.99
  • DynoMax® - Super Turbo™ Aluminized Steel Oval Gray Exhaust Muffler
    DynoMax®Super Turbo™ Aluminized Steel Oval Gray Exhaust Muffler
    3
    # 168440657
    Pontiac Firebird 1985, Super Turbo™ Aluminized Steel Oval Gray Exhaust Muffler by DynoMax®. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.5". Muffler Body Length: 19". Muffler Overall Length: 24". Muffler Sound: Mild /...
    $89.58
  • Flowmaster® - 80 Series Cross-Flow™ Oval Black Exhaust Muffler
    Flowmaster®80 Series Cross-Flow™ Oval Black Exhaust Muffler
    0
    # 4398139510
    Pontiac Firebird 1985, 80 Series Cross-Flow™ Oval Black Exhaust Muffler by Flowmaster®. Muffler Outlet Diameter: 2.5". Muffler Body Length: 15". Muffler Sound: Aggressive / Loud. Muffler Structure: Chambered. Muffler Configuration:...
    $159.95 - $174.95
  • Cherry Bomb® - Glass Pack Series Steel Round Red Exhaust Muffler
    Cherry Bomb®Glass Pack Series Steel Round Red Exhaust Muffler
    21
    # 865854560
    Universal Glass Pack Series Steel Round Red Exhaust Muffler by Cherry Bomb®. Muffler Sound: Aggressive / Loud. The original high performance Cherry Bomb® with its straight-through design maximizes horsepower and offers those classic...
    $24.40 - $69.95
  • Flowmaster® - Super 10 Series Delta Flow™ 409 SS Oval Black Exhaust Muffler (2.5" Offset ID, 2.5" Offset OD, 8" Length)
    Flowmaster®Super 10 Series Delta Flow™ 409 SS Oval Black Exhaust Muffler (2.5" Offset ID, 2.5" Offset OD, 8" Length)
    6
    # mpn4498129616
    Universal Super 10 Series Delta Flow™ 409 SS Oval Black Exhaust Muffler by Flowmaster®. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.5". Muffler Body Length: 8". Muffler Overall Length: 12.5". Muffler Sound: Aggressive /...
    $153.95
  • Flowmaster® - Super 10 Series Delta Flow™ Oval Black Exhaust Muffler
    Flowmaster®Super 10 Series Delta Flow™ Oval Black Exhaust Muffler
    6
    # 5443220512
    Universal Super 10 Series Delta Flow™ Oval Black Exhaust Muffler by Flowmaster®. Without Hangers. Muffler Inlet Diameter: 2.5". Muffler Body Length: 6.5". Muffler Overall Length: 12.5". Muffler Sound: Aggressive / Loud. Muffler...
    $99.95
  • XFORCE Exhaust® - Stainless Steel Exhaust Muffler
    XFORCE Exhaust®Stainless Steel Exhaust Muffler
    0
    # 2317724979
    Universal Stainless Steel Exhaust Muffler by XFORCE Exhaust®. Muffler Sound: Moderate. If you are ready to enhance your exhaust system, we invite you to turn your attention to this path-breaking product by XFORCE. Developed and crafted...
    $99.00 - $148.50
  • AP Exhaust® - Enforcer Series Aluminized Steel Round Glass Pack Exhaust Muffler
    AP Exhaust®Enforcer Series Aluminized Steel Round Glass Pack Exhaust Muffler
    1
    # 5498025255
    Universal Enforcer Series Aluminized Steel Round Glass Pack Exhaust Muffler by AP Exhaust®. Muffler Structure: Straight-through. Muffler Configuration: Center - Center. Today’s exhaust performance market continues to cover a broad...
    Aluminized materials for superior corrosion protectionIdeal for the economy buyer
    $13.46 - $38.58
  • AP Exhaust® - Challenge Series Aluminized Steel Oval Exhaust Muffler with Inlet/Outlet Neck (3" Dual ID, 3" Dual OD, 24.5" Length)
    AP Exhaust®Challenge Series Aluminized Steel Oval Exhaust Muffler with Inlet/Outlet Neck (3" Dual ID, 3" Dual OD, 24.5" Length)
    1
    # mpn4498129559
    Universal Challenge Series Aluminized Steel Oval Exhaust Muffler with Inlet/Outlet Neck by AP Exhaust®. Muffler Inlet Diameter: 3". Muffler Outlet Diameter: 3". Muffler Body Length: 24.5". Muffler Overall Length: 29". Muffler...
    Limited Lifetime Warranty backed by AP Exhaust Products100% aluminized components
    $134.18
  • AERO Exhaust® - AR Series 304 Stainless Steel Round Performance Exhaust Resonator
    AERO Exhaust®AR Series 304 Stainless Steel Round Performance Exhaust Resonator
    1
    # 5932244141
    Universal AR Series 304 Stainless Steel Round Performance Exhaust Resonator by AERO Exhaust®. Resonator Overall Length: 14". Resonator Sound: Aggressive / Loud. Resonator Configuration: Center - Center. AERO AR Series resonators are...
    $59.99 - $105.99
  • Different Trend® - Flow II Series Stainless Steel Oval Gray Exhaust Muffler
    Different Trend®Flow II Series Stainless Steel Oval Gray Exhaust Muffler
    4
    # 865850565
    Universal Flow II Series Stainless Steel Oval Gray Exhaust Muffler by Different Trend®. Muffler Sound: Moderate. Different Trend provides variety of product selections, premium quality products, superior value, and the best in customer...
    $34.26 - $72.87
  • MagnaFlow® - Stainless Steel Oval Bi-Direction Exhaust Muffler
    MagnaFlow®Stainless Steel Oval Bi-Direction Exhaust Muffler
    23
    # 5878626619
    Universal Stainless Steel Oval Bi-Direction Exhaust Muffler by MagnaFlow®. Muffler Sound: Moderate. The Wide Open design of the performance muffler improves the breathing of your engine and gives you increased power. It also gives you...
    $109.00 - $276.00
  • MagnaFlow® - Stainless Steel Round Chamber Bi-Direction Exhaust Muffler
    MagnaFlow®Stainless Steel Round Chamber Bi-Direction Exhaust Muffler
    23
    # 5878531458
    Universal Stainless Steel Round Chamber Bi-Direction Exhaust Muffler by MagnaFlow®. Muffler Sound: Moderate. The Wide Open design of the performance muffler improves the breathing of your engine and gives you increased power. It also...
    $98.00 - $241.00
  • Cherry Bomb® - M-80 Aluminized Steel Round Red Exhaust Muffler
    Cherry Bomb®M-80 Aluminized Steel Round Red Exhaust Muffler
    13
    # 865821571
    Universal M-80 Aluminized Steel Round Red Exhaust Muffler by Cherry Bomb®. Muffler Body Length: 13". Muffler Overall Length: 19". Muffler Sound: Aggressive / Loud. Muffler Configuration: Center - Center. New M-80 is a real firecracker!...
    $28.43 - $32.18
  • AP Exhaust® - Xlerator Performance Exhaust Muffler with Inlet/Outlet Neck
    AP Exhaust®Xlerator Performance Exhaust Muffler with Inlet/Outlet Neck
    4
    # 5878642608
    Universal Xlerator Performance Exhaust Muffler with Inlet/Outlet Neck by AP Exhaust®. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a product demand is not...
    Deep performance soundIncreased exhaust flow
    $25.34 - $62.13
  • Skunk2® - MegaPower™ Stainless Steel Round J-SPEC Silver Exhaust Muffler (3" Center ID, 5.25" Center OD, 22" Length)
    Skunk2®MegaPower™ Stainless Steel Round J-SPEC Silver Exhaust Muffler (3" Center ID, 5.25" Center OD, 22" Length)
    0
    # mpn4498130511
    Universal MegaPower™ Stainless Steel Round J-SPEC Silver Exhaust Muffler by Skunk2®. Muffler Inlet Diameter: 3". Muffler Outlet Diameter: 5.25". Muffler Body Length: 22". Muffler Sound: Moderate. Muffler Structure: Multi Core. Muffler...
    $192.46
  • Flowmaster® - 40 Series Delta Flow™ Aluminized Steel Oval Black Exhaust Muffler
    Flowmaster®40 Series Delta Flow™ Aluminized Steel Oval Black Exhaust Muffler
    3
    # 4398070072
    Universal 40 Series Delta Flow™ Aluminized Steel Oval Black Exhaust Muffler by Flowmaster®. Without Hangers. Muffler Body Length: 13". Muffler Overall Length: 19". Muffler Sound: Aggressive / Loud. Muffler Structure: Chambered. The...
    $83.85 - $133.95




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1985 Pontiac Firebird Mufflers Reviews

1 review
5 of 5
Excellent Bang (or Lack thereof) for You
Walker® 17836 - SoundFX™ Steel Oval Aluminized Exhaust Muffler
I purchased this fella for my 85 Firebird. I'm doing a rebuild on a tight budget for kicks, and am thoroughly impressed. I might as well be driving a Prius lmoa. A fantastic steal if you need a stock muffler, no need to sound like a Honda Civic with its camber adjusted and vape clouds billowing out your window. ;)
Posted by C (Happy Valley, OR) / December 20, 20191985 Pontiac Firebird
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