1978 Pontiac Bonneville Exhaust Systems
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Walker®Stainless Steel Round Aluminized Resonator AssemblyPontiac Bonneville 6.6L with Resonator 1978, Stainless Steel Round Aluminized Resonator Assembly by Walker®. Resonator Inlet Diameter: 2.25". Resonator Outlet Diameter: 2.25". Resonator Body Length: 18". Resonator Overall Length: 28.5"....Designed to directly replace the factory partMade with precision benders and fixture checked$66.92 - MagnaFlow®Pre-OBDII Direct Fit Round Body Catalytic ConverterPontiac Bonneville 5.7L / 6.6L with PRE-OBDII Standard 1978, Pre-OBDII Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Without O2 Sensor Port. Catalytic...$890.00
- Walker®SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust MufflerPontiac Bonneville 1978, SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler by Walker®. Muffler Inlet Diameter: 2.25". Muffler Overall Length: 23". Muffler Configuration: Offset - Offset. This muffler is the right choice if you...Designed to deliver ultimate performance and pleasing sound qualityOE-equivalent direct-fit design$35.91 - $42.62
- Davico®Exhaust Manifold with Integrated Catalytic ConverterPontiac Bonneville 1978, Exhaust Manifold with Integrated Catalytic Converter by Davico®. This product by Davico will be a great solution to replace your failed or damaged catalytic converter. Once your stock cat fails to perform its...Helps your vehicle emit harmless gasesDirect OEM replacement$311.31 - $574.06
- Walker®Replacement Exhaust KitPontiac Bonneville 1978, 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$39.59 - $419.54
- MagnaFlow®Pre-OBDII Universal Fit Round Body Catalytic ConverterPontiac Bonneville with PRE-OBDII Standard 1978, Pre-OBDII Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet...$560.00
- MagnaFlow®Standard Universal Fit Oval Body Catalytic ConverterPontiac Bonneville 1978, Standard Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter: 2.5". Catalytic...$119.00 - $162.00
- Walker®Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust MufflerPontiac Bonneville Wagon 6.6L 1978, Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler by Walker®. Single Outlet. Muffler Inlet Diameter: 2.25". Muffler Outlet Diameter: 2.25". Muffler Body Length: 20". Muffler Overall...Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$83.62
- Walker®SoundFX™ Steel Oval Aluminized Exhaust MufflerPontiac Bonneville 1978, SoundFX™ Steel Oval Aluminized Exhaust Muffler by Walker®. Optional. Muffler Inlet Diameter: 2.25". Muffler Overall Length: 23". Muffler Configuration: Offset - Offset. This muffler is the right choice if you...Designed to deliver ultimate performance and pleasing sound quality100% aluminized material$34.04 - $38.85
- Walker®Ultra™ Direct Fit Standard Oval Body Catalytic ConverterPontiac Bonneville 1978, Ultra™ Catalytic Converter by Walker®. Converter Configuration: Direct Fit. Catalytic Converter Body Shape: Standard Oval. With 1 Inlet. Without O2 Sensor Port. Catalytic Converter Overall Length: 21.875"....$70.16
- Walker®CalCat™ Universal Fit Catalytic ConverterPontiac Bonneville 1978, CalCat™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. Catalytic Converter Overall Length: 13.25". Specifically designed to comply with the California Air Resources Board (CARB)...$419.54 - $525.16
- AP Exhaust®Universal Fit Oval Body Catalytic ConverterPontiac Bonneville 1978, Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter: 2.5". Catalytic Outlet...$82.40 - $225.86
- Walker®Stainless Steel Round Aluminized Exhaust ResonatorPontiac Bonneville Wagon 6.6L 1978, Stainless Steel Round Aluminized Exhaust Resonator by Walker®. Resonator Inlet Diameter: 2.25". Resonator Outlet Diameter: 2.25". Resonator Body Length: 14". Resonator Overall Length: 21". If you want...Designed to directly replace the factory partMade with precision benders and fixture checked$40.74
- iD Select®Standard Universal Fit Oval Body Catalytic ConverterPontiac Bonneville 5.7L 1978, 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...$80.44
- CATCO®Pre-OBDII Universal Fit Oval Body Catalytic ConverterPontiac Bonneville with California Emission / with Federal Emission 1978, Pre-OBDII Catalytic Converter by CATCO®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without Air Tube. Without O2 Sensor Port....$144.46 - $149.37
- BRExhaust®Replacement Exhaust KitPontiac Bonneville 1978, Replacement Exhaust Kit by BRExhaust®. Get confidence with this high-standard OE quality purchase which is perfect for those who want to perform a long-lasting exhaust system repair. Made from top-notch...Superior replacement for your worn out exhaust partHelps put your vehicle back to its tip-top shape$40.42 - $42.85
- Walker®Ultra™ Universal Fit Catalytic ConverterPontiac Bonneville 1978, Ultra™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. With 1 Inlet. Without Air Tube. Without O2 Sensor Port. Emissions control for better air quality. Direct Fit catalytic converters,...$77.57 - $211.23
- Eastern Catalytic®Standard Universal Fit Oval Body Catalytic ConverterPontiac Bonneville 5.7L 1978, Standard Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Location: Undercar. Catalytic Converter Body Shape: Oval. Without Air Tube. Without O2 Sensor Port. Catalytic...$119.88
- Stage 8®Header Locking Bolt KitPontiac Bonneville 1978, Header Locking Bolt Kit by Stage 8®. Stage 8 locking fastener solutions are fail-safe when used and installed as directed. They are removable and reusable and can be visually inspected; if the locking retainer...Thoughtfully designed for the highest efficiency and safetyWill provide more breakaway torque than any other locking system$68.22 - $75.82
- Walker®Aluminized Steel Exhaust Intermediate PipePontiac Bonneville 1978, Aluminized Steel Exhaust Intermediate Pipe by Walker®. Main Piping Diameter: 2.25". With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with everything...Made of high quality aluminized steelCorrosion resistant$35.71
- Walker®Aluminized Steel Exhaust TailpipePontiac Bonneville 1978, Aluminized Steel Exhaust Tailpipe by Walker®. If you want exhaust piping that delivers precise OE-style fit, appearance, and reliability, this part is your number one choice. Every pipe is vehicle-specific and...Designed to directly replace the factory partMade with precision benders and fixture checked$35.84 - $47.87
- Walker®Fiber and Metal Laminate Donut Exhaust Pipe Flange GasketPontiac Bonneville 1978, Fiber and Metal Laminate Donut Exhaust Pipe Flange Gasket by Walker®. With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with everything needed to do the...Makes installation quick and easyOptimal OE-style fit and quality$8.37
- Fel-Pro®Exhaust Manifold Gasket SetPontiac Bonneville 1978, 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...Ensures reliable sealing performanceMade using advanced technologies and molded rubber chemistry$8.36 - $31.79
- Dorman®Exhaust Flange Stud and Nut KitPontiac Bonneville 1978, 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$4.27 - $7.19
- Mahle®Exhaust Pipe Flange GasketPontiac Bonneville 5.7L / 6.6L 1978, Exhaust Pipe Flange Gasket by Mahle®. Location: Exhaust Manifold to Exhaust Pipe. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art...High quality at an affordable priceExpertly made from premium materials$10.08
- Fel-Pro®Exhaust Pipe Flange GasketPontiac Bonneville 5.7L / 6.6L 1978, Exhaust Pipe Flange Gasket 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...Direct OEM replacement for a proper fitEnsures reliable sealing performance$8.04
- SCE Gaskets®Embossed Copper Exhaust Header GasketsPontiac Bonneville 6.6L 1978, 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...Design for high performance street and mild competition applicationsMade from road-tough materials to survive the test of time$42.37
- Mahle®Exhaust Manifold Gasket SetPontiac Bonneville 1978, Exhaust Manifold Gasket Set by Mahle®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...High quality at an affordable priceExpertly made from premium materials$11.53 - $14.21
- Pypes®X-Pipe KitPontiac Bonneville 1978, X-Pipe Kit by Pypes®. Main Piping Diameter: 2.5". Upgrade your exhaust system with the superior Pypes Exhaust mandrel bent Pipes that will help unleash your engine's beast in no time flat. Demonstrating both...Superior upgrade for your exhaust systemDesigned to provide outstanding performance$273.75
- Patriot Exhaust®Percy's Seal-4-Good™ Exhaust Header GasketsPontiac Bonneville 1978, Percy's Seal-4-Good™ Exhaust Header Gaskets 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...Special "dead soft" aluminum conforms to flange to make an excellent sealSolid metal gasket will not blow out$45.85
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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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