1981 Ford Mustang Exhaust Systems
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ATP®Cast Iron Natural Exhaust ManifoldFord Mustang 4.2L 1981, Natural Cast Iron Exhaust Manifold by ATP®. Position: Passenger Side. Color: Natural. Header Coating: Uncoated. ATP Graywerks Exhaust Manifolds are a high quality OE replacement alternative. Each manifold is...Manufactured to OE design ensuring manifold will line up and flow like the original unitHigh grade metallurgy resists fatigue cracking and breakage$157.73 - Pypes®Phantom Series™ 304 SS Cat-Back Exhaust System with Split Rear ExitFord Mustang 1981, Phantom Series™ 304 SS Cat-Back Exhaust System with Split Rear Exit by Pypes®. With 2.5" Intermediate and Tail Pipe. Exhaust System Type: Cat-Back. Exhaust Tubing Material: 304 SS. Main Tubing Diameter: 2.5"....$500.75Save: $40.00 (8%)$460.75
- Dorman®Metal Exhaust Manifold Hardware KitFord Mustang 4.2L 1981, Metal Exhaust Manifold Hardware Kit by Dorman®. Dorman manifold bolt and spring kits are just what you need to secure the front flange. Dorman offers products like fasteners and solutions to keep your vehicle...Direct replacement for a proper fitBuilt to Last$10.85 - $12.63
- Dorman®Cast Iron Natural Exhaust ManifoldFord Mustang 4.2L 1981, Cast Iron Natural Exhaust Manifold by Dorman®. Position: Passenger Side. Color: Natural. Header Coating: Uncoated. This exhaust manifold was precision-engineered and durably manufactured to match the fit and...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$150.49
- MagnaFlow®Pre-OBDII Universal Fit Catalytic ConverterFord Mustang with PRE-OBDII Models 1981, Pre-OBDII Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Without O2 Sensor Port. OEM Spec. If your car needs a new catalytic converter, install one that will get you...$259.00 - $328.00
- MagnaFlow®Standard Universal Fit Catalytic ConverterFord Mustang 1981, Standard Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Without O2 Sensor Port. If your car needs a new catalytic converter, install one that will get you through the smog check. This...$100.00 - $164.00
- AERO Exhaust®AR Series 304 Stainless Steel Round Performance Exhaust ResonatorFord Mustang 1981, AR Series 304 Stainless Steel Round Performance Exhaust Resonator by AERO Exhaust®. Resonator Body Length: 10". Resonator Overall Length: 14". Resonator Sound: Aggressive / Loud. Resonator Configuration: Center -...$59.99 - $105.99
- Hedman Hedders®Standard Duty Mild Steel Long Tube Racing Exhaust HeadersFord Mustang 5.0L with Air Conditioning, Power Steering, Automatic Transmission Column Shifter / Automatic Transmission Floor Shifter and without Smog Injection or Injection Heads 1981, Standard Duty Mild Steel Long Tube Racing Exhaust...Made of High Quality MaterialsBuilt to Last$330.85 - $583.98
- Davico®Universal Fit Catalytic ConverterFord Mustang 3.3L 1981, Catalytic Converter by Davico®. Converter Configuration: Universal Fit. Position: Rear. Catalytic Inlet Diameter: 2". Catalytic Converter Overall Length: 15". This Universal fit catalytic converter by Davico will...$122.58
- Walker®CalCat™ Universal Fit Catalytic ConverterFord Mustang 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 Resources...$375.83 - $675.75
- AERO Exhaust®TR Series 304 Stainless Steel Round Performance Exhaust ResonatorFord Mustang 1981, TR Series 304 Stainless Steel Round Performance Exhaust Resonator by AERO Exhaust®. Resonator Inlet Diameter: 2.5". Resonator Outlet Diameter: 2.5". Resonator Sound: Moderate. Resonator Configuration: Center - Center....$59.99 - $78.99
- AERO Exhaust®Turbine Series Round Performance Exhaust MufflerFord Mustang 1981, Turbine Series Round Performance Exhaust Muffler by AERO Exhaust®. Muffler Body Length: 14". Muffler Overall Length: 20". Muffler Sound: Aggressive / Loud. Muffler Configuration: Center - Center. The AERO Exhaust...$149.99
- AP Exhaust®Standard Duty Universal Fit Oval Body Catalytic ConverterFord Mustang 1981, Standard Duty Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without O2 Sensor Port. Catalytic Converter Overall Length: 14". Today’s exhaust...$82.40 - $95.99
- ARP®Header Bolt KitFord Mustang 4.2L / 5.0L with Small Block Engine 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...Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$23.07 - $98.47
- BBK®CNC Series™ Steel Long Tube Exhaust HeadersFord Mustang 5.0L Transmission 1981, CNC Series™ Steel Long Tube Exhaust Headers by BBK®. Primary Tubing Diameter: 1.625". Header Style: Long Tube. Gain 30 plus dyno-proven horsepower just by bolting on a set of BBK long tube, full...Dyno Testing Results Show a Typical Increase of 30 HorsepowerCNC Mandrel Bent Tubes to Ensure Consistent Diameter throughout the Tubes$699.99 - $749.99
- Hedman Hedders®Standard Duty Mild Steel Mid-Length Tube Racing Exhaust HeadersFord Mustang 5.0L with Air Conditioning, Power Steering, Automatic Transmission Column Shifter / Automatic Transmission Floor Shifter and without Smog Injection or Injection Heads 1981, Standard Duty Mild Steel Mid-Length Tube Racing...Made of High Quality MaterialsBuilt to Last$296.46 - $415.51
- iD Select®Standard Universal Fit Oval Body Catalytic ConverterFord Mustang 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: 2.25"....$80.44Save: 10%$72.40
- BBK®Header Bolt KitFord Mustang Base 4.2L / 5.0L 1981, Header Bolt Kit by BBK®. Get the most out of your vehicle with this superior product painstakingly designed to provide outstanding quality and uncompromising reliability. It is manufactured from...Crafted from first-rate materialsMade to strict quality standards$24.99
- BBK®CNC Series™ Steel Long Tube Street Strip Exhaust HeadersFord Mustang 5.0L Transmission 1981, CNC Series™ Steel Long Tube Street Strip Exhaust Headers by BBK®. Header Style: Long Tube. Gain 30 plus dyno-proven horsepower just by bolting on a set of BBK long tube, full length headers. These...Dyno Testing Results Show a Typical Increase of 30 HorsepowerCNC Mandrel Bent Tubes to Ensure Consistent Diameter throughout the Tubes$649.99 - $799.99
- BBK®Premium Series™ Steel Short Tube Swap Exhaust HeadersFord Mustang 5.0L Transmission with Aftermarket H Or X-Pipe / Factory H Or X-Pipe 1981, Premium Series™ Steel Short Tube Swap Exhaust Headers by BBK®. Primary Tubing Diameter: 1.625". Header Style: Short Tube. The Coyote swap Long...Designed and built to increase rear wheel horsepower and torquePipes without catalytic converters are NOT street legal and are intended for Off Road - Race Only$369.99 - $439.99
- Stainless Works®304 Stainless Steel Turbo Exhaust HeadersFord Mustang 4.2L / 5.0L 1981, 304 Stainless Steel Turbo Exhaust Headers by Stainless Works®. Primary Tubing Diameter: 1.875". This superior product is made from high-grade stainless steel to ensure excellent quality and maximum...Designed to meet strict quality standardsCarefully crafted from first-rate stainless steel$1,365.82
- Kooks®Mild Steel Inner Adapter Plate KitFord Mustang 4.2L / 5.0L 1981, Mild Steel Inner Adapter Plate Kit by Kooks®. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 3". This product is made of high-quality materials to serve you for years to come. Designed using...May work with other K-Members but may require modificationsExpertly crafted from premium materials$285.70
- Doug's Headers®4-Tube Steel Long Tube Exhaust HeadersFord Mustang 1981, 4-Tube Steel Long Tube Exhaust Headers by Doug's Headers®. Primary Tubing Diameter: 1.75". Header Coating: Ceramic. Header Style: Long Tube. Doug's headers are carefully developed on the vehicles they are intended to...Doug's Headers D3373 Metallic Ceramic Coating3/8" thick flanges$824.45 - $971.45
- Walker®Ultra™ Universal Fit Small Oval Body Catalytic ConverterFord Mustang 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". Emissions...$78.36 - $146.24
- Eastern Catalytic®Standard Universal Fit Oval Body Catalytic ConverterFord Mustang 1981, Standard Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Location: Undercar. Catalytic Converter Body Shape: Oval. Without O2 Sensor Port. Catalytic Inlet Diameter: 2.25". Catalytic...$119.88 - $127.76
- Fel-Pro®Exhaust Manifold Gasket SetFord Mustang 1981, Exhaust Manifold Gasket Set by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the gaskets...Ensures reliable sealing performanceMade using advanced technologies and molded rubber chemistry$6.56 - $9.79
- Dorman®Metal Exhaust Flange Stud and Nut KitFord Mustang 1981, Metal Exhaust Flange Stud and Nut Kit by Dorman®. Position: Front. Dorman’s Exhaust Flange Stud & Nut provides you with the proper flange stud and nut for replacing your manifold. Save time and energy by having the...Direct replacement for a proper fit every timeThe finest quality at a great price$5.68 - $8.38
- SCE Gaskets®Embossed Copper Exhaust Header GasketsFord Mustang 5.0L 1981, Embossed Copper Exhaust Header Gaskets by SCE Gaskets®. SCE Gaskets invented embossed copper exhaust gaskets and they are the most effective way to insure leak-free, re-usable performance on aftermarket headers...Design for high performance street and mild competition applicationsMade from road-tough materials to survive the test of time$39.72 - $49.00
- Fel-Pro®Exhaust Pipe Flange GasketFord Mustang 1981, Exhaust Pipe Flange Gasket by Fel-Pro®. Location: Catalytic Converter. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global...Direct OEM replacement for a proper fitEnsures reliable sealing performance$2.75
- Apex Auto®Exhaust Manifold Gasket SetFord Mustang 2.3L 1981, Exhaust Manifold Gasket Set by Apex Auto®. Designed utilizing the latest technology, this product by Apex Auto features premium quality and will perform better than advertised. Perfect for your vehicle and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$3.85
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Different Trend® - Blue Flame Series Domed Straight Cut Double-Wall Exhaust Tip (2.25" Inlet, 3.5" Outlet, 7.25" Length)Posted by Zachary (Ontario, NY) / March 09, 20212006 Dodge Charger
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