1981 Pontiac Firebird Exhaust Systems
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MagnaFlow®Street Series™ Stainless Steel Cat-Back Exhaust System with Split Rear ExitPontiac Firebird 4.9L / 5.0L 1981, Street Series™ Stainless Steel Cat-Back Exhaust System with Split Rear Exit by MagnaFlow®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Stainless Steel. Main Tubing Diameter: 2.5". Exhaust...$962.00 - Pypes®409 SS Header-Back Exhaust System with Split Rear ExitPontiac Firebird 1981, 409 SS Header-Back Exhaust System with Split Rear Exit by Pypes®. With 2.5" Intermediate and Tail Pipe. Exhaust System Type: Header-Back. Exhaust Tubing Material: 409 SS. Main Tubing Diameter: 2.5". Exhaust System...$1,039.75 - $1,233.75
- AP Exhaust®MSL Maximum Aluminized Steel Oval Direct-Fit Exhaust Muffler with Inlet/Outlet NeckPontiac Firebird 1981, MSL Maximum Aluminized Steel Oval Direct-Fit Exhaust Muffler with Inlet/Outlet Neck by AP Exhaust®. Muffler Inlet Diameter: 2". Muffler Outlet Diameter: 2". Muffler Body Length: 10". Muffler Overall Length: 14.5"....Designed for a quiet ride100% aluminized components for longer life$31.99
- MagnaFlow®Pre-OBDII Direct Fit Oval Body Catalytic ConverterPontiac Firebird 3.8L / 4.3L with PRE-OBDII Standard 1981, Pre-OBDII Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. Catalytic Converter Body Shape: Oval. With 1 Air Tube. Without O2 Sensor Port. Catalytic Inlet...$913.00
- ATP®Cast Iron Natural Exhaust ManifoldPontiac Firebird 5.0L 1981, Natural Cast Iron Exhaust Manifold by ATP®. Color: Natural. Header Coating: Uncoated. ATP Graywerks Exhaust Manifolds are a high quality OE replacement alternative. Each manifold is developed off of the...Manufactured to OE design ensuring manifold will line up and flow like the original unitHigh grade metallurgy resists fatigue cracking and breakage$143.71 - $255.23
- Walker®Quiet-Flow™ Steel Oval Aluminized Exhaust MufflerPontiac Firebird with Dual Exhaust and without High Performance Engine 1981, Quiet-Flow™ Steel Oval Aluminized Exhaust Muffler by Walker®. Muffler Inlet Diameter: 2". Muffler Outlet Diameter: 2.25". Muffler Body Length: 11". Muffler...Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$48.36
- Walker®Replacement Exhaust KitPontiac Firebird 1981, Replacement Exhaust Kit by Walker®. If you are looking for the ultimate in quality and value, then this superior replacement exhaust kit by Walker is what you need. All its components are designed with precision...Mufflers and Resonators Designed for OE equivalent sound and precision fitOE-style louvered tube technology for a premium, factory-like sound$38.19 - $618.95
- Dorman®Natural Exhaust ManifoldPontiac Firebird 5.0L 1981, Natural Exhaust Manifold by Dorman®. Color: Natural. Header Coating: Uncoated. This exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the original manifold on...Ideal replacement - this exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the stock manifold on specified vehiclesReliable construction - durable materials resist warping, cracking and leaking for long-lasting performance$119.21 - $121.91
- AP Exhaust®Enforcer Series Aluminized Steel Oval Glass Pack Exhaust Muffler with Inlet and Outlet NeckPontiac Firebird 3.8L / 4.3L / 4.4L 1981, 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"....Aluminized materials for superior corrosion protectionIdeal for the economy buyer$25.30
- AERO Exhaust®AR Series 304 Stainless Steel Round Performance Exhaust ResonatorPontiac Firebird 5.0L 1981, 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 Length: 14"....$59.99
- MagnaFlow®Pre-OBDII Universal Fit Oval Body Catalytic ConverterPontiac Firebird with PRE-OBDII Standard 1981, Pre-OBDII Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. With 1 Air Tube. Without O2 Sensor Port. Catalytic Converter...$695.00
- MagnaFlow®Standard Universal Fit Oval Body Catalytic ConverterPontiac Firebird 1981, Standard Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. With Air Tube. Without O2 Sensor Port. Catalytic Converter Overall Length: 16". If your car...$126.00
- iD Select®Standard Universal Fit Oval Body Catalytic ConverterPontiac Firebird 1981, Standard Catalytic Converter by iD Select®. Converter Configuration: Universal Fit. Location: Undercar. Catalytic Converter Body Shape: Oval. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter:...$72.47
- Pypes®409 SS Crossmember-Back Exhaust System with Split Rear ExitPontiac Firebird 1981, 409 SS Crossmember-Back Exhaust System with Split Rear Exit by Pypes®. Exhaust System Type: Crossmember-Back. Exhaust Tubing Material: 409 SS. Get a lot of bang for your performance buck with this rewarding...$429.75 - $913.75
- Flowmaster®Super 44 Series Delta Flow™ Oval Black Exhaust MufflerPontiac Firebird 1981, Super 44 Series Delta Flow™ Oval Black Exhaust Muffler by Flowmaster®. Muffler Body Length: 13". Muffler Overall Length: 19". Muffler Sound: Aggressive / Loud. Muffler Structure: Chambered. Muffler...$109.95 - $126.95
- Walker®CalCat™ Universal Fit Catalytic ConverterPontiac Firebird 1981, CalCat™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. Without O2 Sensor Port. Catalytic Converter Overall Length: 13.25". Specifically designed to comply with the California Air...$391.03 - $618.95
- Walker®Ultra™ Universal Fit Small Oval Body Catalytic ConverterPontiac Firebird 1981, Ultra™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Small Oval. With 1 Inlet. Without O2 Sensor Port. Catalytic Converter Overall Length: 13.25"....$82.89 - $104.65
- SKP®Exhaust ManifoldPontiac Firebird 5.0L 1981, Exhaust Manifold by SKP®. Put your vehicle back to its original condition with this top-notch transfer case component designed to efficiently transmit the engine power to both the front and rear axles through...Designed to send the engine power to both the front and rear axlesDirect-fit replacement for your overworked, out-of-shape transfer case$80.98
- Flowmaster®40 Series Delta Flow™ Oval Black Exhaust MufflerPontiac Firebird 1981, 40 Series Delta Flow™ Oval Black Exhaust Muffler by Flowmaster®. Muffler Body Length: 13". Muffler Overall Length: 19". Muffler Sound: Aggressive / Loud. Muffler Structure: Chambered. Muffler Configuration:...$133.95 - $153.95
- Flowmaster®40 Series Delta Force™ Aluminized Steel Oval Black Exhaust MufflerPontiac Firebird 1981, 40 Series Delta Force™ Aluminized Steel Oval Black Exhaust Muffler by Flowmaster®. Without Hangers. Muffler Body Length: 13". Muffler Overall Length: 19". Muffler Sound: Aggressive / Loud. Muffler Structure:...$99.95
- Flowmaster®40 Series Oval Black Exhaust MufflerPontiac Firebird 1981, 40 Series Oval Black Exhaust Muffler by Flowmaster®. Muffler Body Length: 13". Muffler Overall Length: 19". Muffler Sound: Aggressive / Loud. Muffler Structure: Chambered. Muffler Configuration: Offset - Offset....$99.95 - $149.95
- AP Exhaust®Standard Duty Universal Fit Oval Body Catalytic ConverterPontiac Firebird 1981, Standard Duty Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without O2 Sensor Port. Catalytic Inlet Diameter: 2.25". Catalytic Outlet Diameter:...$82.40 - $95.99
- CATCO®Pre-OBDII Universal Fit Oval Body Standard Duty Catalytic ConverterPontiac Firebird 1981, Pre-OBDII Standard Duty Catalytic Converter by CATCO®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without O2 Sensor Port. Catalytic Inlet Diameter: 2.25". Catalytic Outlet...$59.23 - $155.76
- Flowmaster®50 Series Delta Flow™ Oval Black Exhaust MufflerPontiac Firebird 1981, 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. Muffler...$153.95 - $174.95
- AERO Exhaust®TR Series 304 Stainless Steel Round Performance Exhaust ResonatorPontiac Firebird 5.0L 1981, 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
- ARP®Header Bolt KitPontiac Firebird 5.0L 1981, Header Bolt Kit by ARP®. ARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The Stainless...Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$21.63 - $119.06
- Pypes®F-Body Muffler HangerPontiac Firebird 1981, F-Body Muffler Hanger by Pypes®. Upgrade your exhaust system with the superior Pypes Exhaust accessory that will help unleash your engine's beast in no time flat. Demonstrating both premium quality and...Superior upgrade for your exhaust systemDesigned to provide outstanding performance$29.68
- Patriot Exhaust®Exhaust HeaderPontiac Firebird 1981, Exhaust Header by Patriot Exhaust®. This superior Patriot Exhaust product is just for you. Carefully designed for maximum performance, is will more than just meet your needs and expectations. This product is built...Expertly crafted from premium materialsQuality design and workmanship$283.05 - $645.00
- Flowmaster®80 Series Cross-Flow™ Oval Black Exhaust MufflerPontiac Firebird 1981, 80 Series Cross-Flow™ Oval Black Exhaust Muffler by Flowmaster®. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.5". Muffler Sound: Aggressive / Loud. Muffler Structure: Chambered. The 80 series is a...$159.95 - $221.95
- Flowmaster®Super 10 Series Delta Flow™ 409 SS Oval Black Exhaust MufflerPontiac Firebird 1981, Super 10 Series Delta Flow™ 409 SS Oval Black Exhaust Muffler by Flowmaster®. Without Hangers. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.5". Muffler Body Length: 6.5". Muffler Overall Length:...$99.95
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SLP® - Loud Mouth™ Stainless Steel Round Bullet-Type Silver Exhaust Resonator (2.5" Center ID, 2.5" Center OD, 14" Length)Posted by Robert (Monroe, WI) / November 20, 20222000 Dodge Dakota
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