2004 Buick Regal Exhaust Systems
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AP Exhaust®Direct Fit Catalytic Converter and Pipe AssemblyBuick Regal 2004, Catalytic Converter and Pipe Assembly by AP Exhaust®. Converter Configuration: Direct Fit. Without Air Tube. With 1 O2 Sensor Port. Catalytic Converter Overall Length: 37.38". Today’s exhaust performance market...$280.93 - Walker®Stainless Steel Round Aluminized Resonator AssemblyBuick Regal 2004, Stainless Steel Round Aluminized Resonator Assembly by Walker®. Resonator Inlet Diameter: 2.25". Resonator Outlet Diameter: 2". Resonator Body Length: 30". Resonator Overall Length: 33". If you want exhaust piping that...Designed to directly replace the factory partMade with precision benders and fixture checked$75.58
- MagnaFlow®Heavy Metal Direct Fit Catalytic ConverterBuick Regal 2004, Heavy Metal Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. With Gasket. Without Air Tube. With Pre and Post-Cat O2 Sensor Ports. Catalytic Inlet Diameter: 2.5". Catalytic Outlet Diameter: 2.5"....$391.00
- ATP®Cast Iron Natural Exhaust ManifoldBuick Regal 2004, Natural Cast Iron Exhaust Manifold by ATP®. Position: Front. Color: Natural. Header Coating: Uncoated. ATP Graywerks Exhaust Manifolds are a high quality OE replacement alternative. Each manifold is developed off of...Manufactured to OE design ensuring manifold will line up and flow like the original unitHigh grade metallurgy resists fatigue cracking and breakage$86.89
- CATCO®Direct Fit Catalytic Converter and Pipe AssemblyBuick Regal with California Emission / with Federal Emission 2004, Catalytic Converter and Pipe Assembly by CATCO®. Converter Configuration: Direct Fit. With 1 O2 Sensor Port. Catalytic Converter Overall Length: 37.38". Designed and...$303.32
- Davico®Direct Fit Catalytic Converter and Pipe AssemblyBuick Regal with Federal Emission 2004, Catalytic Converter and Pipe Assembly by Davico®. Converter Configuration: Direct Fit. Position: Center. Catalytic Converter Overall Length: 37.25". This direct-fit catalytic converter by Davico...$280.66 - $485.17
- AP Exhaust®MSL Maximum Aluminized Steel Direct-Fit Exhaust MufflerBuick Regal 2004, MSL Maximum Aluminized Steel Direct-Fit Exhaust Muffler by AP Exhaust®. Muffler Inlet Diameter: 2.25". Muffler Outlet Diameter: 2.25". Today’s exhaust performance market continues to cover a broad spectrum of...Designed for a quiet ride100% aluminized components for longer life$52.52 - $76.22
- Walker®SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust MufflerBuick Regal 2004, SoundFX™ Steel Oval Direct-Fit Aluminized Exhaust Muffler by Walker®. Optional. Muffler Inlet Diameter: 2". Muffler Outlet Diameter: 2.25". Muffler Body Length: 15". Muffler Overall Length: 28". Muffler...Designed to deliver ultimate performance and pleasing sound qualityOE-equivalent direct-fit design$71.76
- Dorman®Cast Iron Natural Exhaust ManifoldBuick Regal 2004, Cast Iron Natural Exhaust Manifold by Dorman®. Position: Front. Color: Natural. Header Coating: Uncoated. This exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the...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$71.06
- Walker®Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust MufflerBuick Regal 2004, Quiet-Flow™ Stainless Steel Oval Aluminized Exhaust Muffler by Walker®. Muffler Inlet Diameter: 2". Muffler Outlet Diameter: 2.25". Muffler Body Length: 15". Muffler Overall Length: 28.4375". Muffler Configuration:...Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire$99.09
- Walker®Replacement Exhaust KitBuick Regal 2004, 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$36.67 - $1,861.34
- MagnaFlow®Heavy Metal Universal Fit Round Body Catalytic ConverterBuick Regal 2004, Heavy Metal Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. With Post-Cat O2 Sensor Port. Catalytic Inlet Diameter: 2.5". Catalytic...$188.00
- MagnaFlow®OEM Grade Universal Fit Round Body Catalytic ConverterBuick Regal 2004, OEM Grade Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. With Post-Cat O2 Sensor Port. Catalytic Inlet Diameter: 2.5". Catalytic...$202.00
- TRQ®Exhaust ManifoldBuick Regal 2004, Exhaust Manifold by TRQ®. Position: Front. Made with quality in mind, this high-grade TRQ exhaust manifold fits right away without any trouble. It is built using the latest technology and innovation to meet your...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$101.95Save: $5.10 (5%)$96.85
- MagnaFlow®OBDII Direct Fit Catalytic ConverterBuick Regal 2004, OBDII Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. If your car needs replacement, install one that will get you through the smog check. This converter will directly replace the factory unit,...$1,202.00 - $1,565.00
- Walker®CalCat™ Universal Fit Round Body Catalytic ConverterBuick Regal 2004, CalCat™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Without O2 Sensor Port. Catalytic Converter Overall Length: 17.5". Specifically...$605.15 - $1,861.34
- Walker®Ultra™ Direct Fit Round Body Catalytic ConverterBuick Regal 2004, Ultra™ Catalytic Converter by Walker®. Converter Configuration: Direct Fit. Catalytic Converter Body Shape: Round. With 1 Inlet. With O2 Sensor Port. Catalytic Converter Overall Length: 40". Walker is an OE supplier...$289.75
- MagnaFlow®OEM Grade Direct Fit Catalytic ConverterBuick Regal 2004, OEM Grade Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. With Gaskets. Without Air Tube. Catalytic Converter Overall Length: 37". If your car needs replacement, install one that will get you...$411.00
- AP Exhaust®Replacement Exhaust KitBuick Regal 2004, Replacement Exhaust Kit 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...Superior replacement for your worn out exhaust partHelps put your vehicle back to its tip-top shape$52.52 - $1,071.21
- BRExhaust®Direct-Fit Series™ Exhaust KitBuick Regal 2004, Direct-Fit Series™ Exhaust Kit by BRExhaust®. Bolt-on installation. May require basic automotive knowledge for proper installation and professional installation is always recommended. Get confidence with this...Superior replacement for your worn out exhaust partHelps put your vehicle back to its tip-top shape$352.00
- iD Select®ECO GM Direct Fit Catalytic Converter and Pipe AssemblyBuick Regal K Engine VIN Character 2004, ECO GM Catalytic Converter and Pipe Assembly by iD Select®. Converter Configuration: Direct Fit. Location: Undercar. With 1 O2 Sensor Port. Catalytic Converter Overall Length: 37". Swap out your...$280.96Save: 10%$252.86
- ARP®8740 Chrome Moly Black Header Bolt KitBuick Regal 2004, 8740 Chrome Moly Black Header Bolt Kit by ARP®. Color: Black. Header Coating: Painted. ARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular...Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$72.93
- SKP®Exhaust ManifoldBuick Regal 2004, 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$53.70
- CATCO®OBDII Universal Fit Round Body Catalytic ConverterBuick Regal with California Emission / with Federal Emission 2004, OBDII Catalytic Converter by CATCO®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Designed and manufactured with...$173.95 - $180.71
- Davico®Universal Fit Catalytic ConverterBuick Regal K Engine VIN Character with California Emission / Federal Emission 2004, Catalytic Converter by Davico®. Converter Configuration: Universal Fit. Position: Rear. Catalytic Inlet Diameter: 2.5". Catalytic Converter Overall...$122.58
- BRExhaust®Exhaust ResonatorBuick Regal 2004, Exhaust Resonator by BRExhaust®. This product is constructed by one of the leading OE suppliers to provide OE-style performance and maintain a factory-like sound. The direct-fit configuration allows for easy, bolt-on...Aluminized steel construction for maximum durabilityOne Piece interior to end cap construction to reduce flex and stand up to vehicle vibration$94.14
- Walker®Ultra™ Universal Fit Round Body Catalytic ConverterBuick Regal 2004, Ultra™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. With 1 Inlet. Without Air Tube. Without O2 Sensor Port. Catalytic Converter Overall Length: 11.5"....$155.88
- CATCO®Select Plus Tech Series OBDII Universal Fit Round Body Catalytic ConverterBuick Regal with California Emission / with Federal Emission 2004, Select Plus Tech Series OBDII Catalytic Converter by CATCO®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Without O2...$644.78
- AP Exhaust®608 Series Universal Fit Round Body Catalytic ConverterBuick Regal 2004, 608 Series Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Catalytic Inlet Diameter: 2.5". Catalytic Outlet Diameter: 2.5". Three-Way...$154.25 - $154.81
- DIY Solutions®Direct Fit Catalytic Converter and Pipe AssemblyBuick Regal with Eighth Digit of VIN is 1 or K 2004, Catalytic Converter and Pipe Assembly by DIY Solutions®. Converter Configuration: Direct Fit. Position: Front. If you're seeking to get your steel stallion back to its tip-top...$252.91Save: $15.18 (6%)$237.73
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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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