1978 Cadillac Seville Exhaust Systems
- MagnaFlow®Pre-OBDII Direct Fit Round Body Catalytic ConverterCadillac Seville Gas 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 Inlet...$890.00
- Walker®CalCat™ Universal Fit Catalytic ConverterCadillac Seville 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)...$389.23 - $426.39
- MagnaFlow®Pre-OBDII Universal Fit Round Body Catalytic ConverterCadillac Seville Gas 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 ConverterCadillac Seville 1978, Standard Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without O2 Sensor Port. Catalytic Inlet Diameter: 2.5". Catalytic Outlet Diameter: 2.5". If...$114.00 - $126.00
- iD Select®Standard Universal Fit Oval Body Catalytic ConverterCadillac Seville 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 Diameter:...$72.47
- Walker®Ultra™ Universal Fit Small Oval Body Catalytic ConverterCadillac Seville 1978, Ultra™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Small Oval. With 1 Inlet. Without Air Tube. Without O2 Sensor Port. Catalytic Converter Overall...$82.05
- AP Exhaust®Standard Duty Universal Fit Oval Body Catalytic ConverterCadillac Seville with Flanged Outlet Pipe 1978, Standard Duty Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet...$82.40
- CATCO®Pre-OBDII Universal Fit Oval Body Standard Duty Catalytic ConverterCadillac Seville with Flanged Outlet Pipe 1978, Pre-OBDII Standard Duty Catalytic Converter by CATCO®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without Air Tube. Without O2 Sensor Port. Catalytic...$144.46
- Eastern Catalytic®Standard Universal Fit Oval Body Catalytic ConverterCadillac Seville 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 Inlet...$120.27
- Stage 8®Steel Nickel plated Header Locking Bolt KitCadillac Seville 1978, Steel Nickel plated 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...Thoughtfully designed for the highest efficiency and safetyWill provide more breakaway torque than any other locking system$75.82
- Fel-Pro®Exhaust Manifold Gasket SetCadillac Seville 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$11.52 - $31.19
- Dorman®Exhaust Flange Stud and Nut KitCadillac Seville 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$4.39 - $6.91
- Fel-Pro®Exhaust Pipe Flange GasketCadillac Seville 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 resources, the...Direct OEM replacement for a proper fitEnsures reliable sealing performance$7.30
- Mahle®Exhaust Pipe Flange GasketCadillac Seville with California Emission 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...High quality at an affordable priceExpertly made from premium materials$10.21
- Patriot Exhaust®Percy's Seal-4-Good™ Exhaust Header GasketsCadillac Seville Gas 1978, Percy's Seal-4-Good™ Exhaust Header Gaskets by Patriot Exhaust®. The Percy's Seal-4-Good Reusable Flange Gaskets are multi-layered and made from a special "Dead Soft" Aluminum, which conforms to header...Special "dead soft" aluminum conforms to flange to make an excellent sealSolid metal gasket will not blow out$44.95
- Dorman®Metal HELP Exhaust Manifold Bolt and Spring KitCadillac Seville 1978, Metal HELP Exhaust Manifold Bolt and Spring Kit by Dorman®. Position: Front. Exhaust manifold fastener kits provide a time-saving solution for repairing the manifold. Each kit is designed for direct replacement of...New hardware helps fix exhaust leaksKits include hardware to securely attach the manifold to the exhaust system$4.90
- Dorman®Steel Exhaust SpringCadillac Seville 1978, Steel Exhaust Spring by Dorman®. Position: Front. Designed for an exact fit, Dorman’s Exhaust Spring provides you with the proper flange spring for replacing the manifold. Save time and energy by having the...Direct replacement for a proper fit every timeDurable steel construction$5.20 - $5.44
- AP Exhaust®Enforcer Series Aluminized Steel Round Glass Pack Exhaust MufflerUniversal 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
- Thunderbolt®Oval Exhaust MufflerUniversal Oval Exhaust Muffler by Thunderbolt®. Muffler Sound: Moderate. These superior quality products are carefully engineered to improve exhaust flow and boost power of your vehicle. These Thunderbolt performance exhaust products...$28.32 - $41.80
- Thunderbolt®Premium Stainless Steel Round Silver Exhaust MufflerUniversal Premium Stainless Steel Round Silver Exhaust Muffler by Thunderbolt®. Muffler Sound: Moderate. Muffler Configuration: Offset - Offset. These superior quality products are carefully engineered to improve exhaust flow and boost...$28.32 - $33.38
- Thunderbolt®Premium Turbo Stainless Steel Oval Gray Exhaust MufflerUniversal Premium Turbo Stainless Steel Oval Gray Exhaust Muffler by Thunderbolt®. Muffler Body Length: 14". Muffler Overall Length: 18". Muffler Sound: Moderate. Muffler Configuration: Offset - Center. These superior quality products...$28.32
- AP Exhaust®Challenge Series Aluminized Steel Oval Exhaust Muffler with Inlet/Outlet Neck (3" Dual ID, 3" Dual OD, 24.5" Length)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
- AP Exhaust®Xlerator Performance Exhaust Muffler with Inlet/Outlet NeckUniversal 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
- Different Trend®Stainless Steel Resonator MufflerUniversal Stainless Steel Resonator Muffler by Different Trend®. Resonator Sound: Moderate. Resonator Configuration: Center - Center. Different Trend provides variety of product selections, premium quality products, superior value, and...$29.89 - $42.53
- Cherry Bomb®Glass Pack Series Steel Round Red Exhaust MufflerUniversal 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
- AERO Exhaust®AR Series 304 Stainless Steel Round Performance Exhaust ResonatorUniversal 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
- Cherry Bomb®Extreme Performance Steel Oval Exhaust MufflerUniversal 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
- Different Trend®Flow II Series Stainless Steel Oval Gray Exhaust MufflerUniversal 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 MufflerUniversal 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 MufflerUniversal 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
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1978 Cadillac Seville Exhaust Reviews
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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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