WALKER MJ39D4 Muffler Supreme

( Brand: Walker ), ( Part Type: Muffler ), ( Manufacturer Part Number: MJ39D4 ), ( Product Warranty: 12 Month Warranty ), ( Part Info: Soundfx Direct Fit ), ( Years: 1992 1993 1991 1990 1988 1989 92 93 91 90 88 89 ), ( Makes: Buick Chevrolet Oldsmobile Pontiac ), ( Models: Regal Lumina Cutlass Supreme Grand Prix ), ( Important: Please Read All Notes Before Making This Purchase ), ( Cs-sku: 400 )

Review WALKER Muffler Buick Chevy Supreme fits REGAL LUMINA CUTLASS PRIX GRAND 1988–1993

Introducing the MJ39D4 Walker Exhaust Muffler, a high-performance replacement component designed specifically for select Buick, Chevrolet, Regal, Lumina, Cutlass, and Pontiac Prix models. This muffler, manufactured by Walker, a leading name in the automotive aftermarket industry, is an excellent choice for those seeking improved exhaust flow and a more robust exhaust system.

This muffler is crafted using premium materials, ensuring durability and reliability. Constructed from 16-gauge Type 304 stainless steel, it is resistant to rust and corrosion, ensuring a long-lasting fit. The muffler's design boasts a 3-inch inlet and 2.5-inch outlet, offering a smooth and efficient exhaust flow.

The Walker MJ39D4 muffler features a low-restriction design, which enhances engine performance and responsiveness. Its catalytic converter technology helps in reducing harmful emissions, making it an eco-friendly choice. This muffler also comes with a built-in resonator, which provides a balanced exhaust note, striking a perfect balance between power and refinement.

Installation of the Walker MJ39D4 muffler is a straightforward process. It comes with all necessary hardware, including bolts and gaskets, ensuring a hassle-free installation experience. Additionally, its OEM-style design ensures a perfect fit, minimizing the need for modifications.

With its superior build quality, improved exhaust flow, and enhanced engine performance, the Walker MJ39D4 muffler is an excellent investment for any Buick, Chevrolet, Regal, Lumina, Cutlass, or Pontiac Prix owner looking to upgrade their exhaust system. Upgrade your vehicle's exhaust system today with the Walker MJ39D4 muffler and experience the difference for yourself.

Buying a Walker MJ39D4 muffler for a Buick Regal, Lumina, Cutlass, or Supreme Pontiac Prix can be a consideration for those looking to improve their vehicle's exhaust system. Here are some pros and cons that might help in making an informed decision:

1. Enhanced Performance: A new muffler can improve the performance of your vehicle by allowing for better exhaust flow. This can lead to improved acceleration and overall power.

2. Better Fuel Efficiency: A more efficient exhaust system can lead to better fuel economy. The Walker MJ39D4 is designed to minimize backpressure, which can help your engine run more efficiently.

3. Reduced Emissions: A new muffler can help reduce exhaust emissions, making your vehicle more environmentally friendly.

4. Improved Sound: The Walker MJ39D4 is known for its quiet but assertive exhaust note. This can be a desirable feature for many car enthusiasts.

5. Durability: Walker is a reputable manufacturer known for producing high-quality exhaust components. The MJ39D4 is designed to last, with features like mandrel bends and stainless steel construction.

1. Cost: A new exhaust system, including a muffler, can be a significant investment. The Walker MJ39D4 is no exception.

2. Installation Complexity: Installing a new exhaust system can be a complex and time-consuming process. It may require specialized tools and expertise.

3. Noise Level: While the Walker MJ39D4 is designed to be quiet, some users have reported that it is still louder than stock. This may be a concern for those looking for a discreet exhaust system.

The Walker MJ39D4 muffler can be an excellent investment for those looking to improve the performance, fuel efficiency, and sound of their Buick Regal, Lumina, Cutlass, or Supreme Pontiac Prix. However, it comes with a significant cost and installation complexity. Ultimately, the decision to purchase this muffler depends on your priorities and budget.

If you are looking for a high-quality exhaust component that offers improved performance, better fuel efficiency, and a desirable exhaust note, the Walker MJ39D4 muffler is an excellent choice. However, be prepared for the cost and installation complexity that comes with it. It is recommended to consult with a professional mechanic or exhaust specialist to ensure proper installation and to discuss any potential concerns.

part # mj39d4 prices

• $70.65-$90.00

specifications mufflermooch:

• for models: Regal, Lumina, Cutlass, Prix, Grand
• for makes: Buick, Chevy
• for years: 1988-1993
• brand: Walker
• part type: Muffler
• manufacturer part number: MJ39D4
• product warranty: 12 Month Warranty
• part info: Soundfx Direct Fit
• years: 1992 1993 1991 1990 1988 1989 92 93 91 90 88 89
• makes: Buick Chevrolet Oldsmobile Pontiac
• models: Regal Lumina Cutlass Supreme Grand Prix
• important: Please Read All Notes Before Making This Purchase
• cs-sku: 400

shipping mufflermooch:

• class: Standard
• cost: $0.00
• carrier: FedEx
• service: FedEx Ground / FedEx Home Delivery
• type: Fixed
• transit: 4-7 Days

offer mufflermooch:

• options: Ship-to-home
• sold: 0
• availability: In Stock
• quantity: 1
• started: June 5, 2026

general mufflermooch:

• Car Truck Parts Accessories > Exhaust Emission Systems > Mufflers Resonators
• condition: New

seller mufflermooch:

• rating: 98.8%
• # reviews: 68776

payments mufflermooch:

• credit card: Discover
• wallet: Apple-pay
• other

returns mufflermooch:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

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