AP EXHAUST 6543-XS Muffler Delta Gas 085337140124 4.9L V8

( Brand: Ap Exhaust ), ( Part Type: Muffler ), ( Manufacturer Warranty: 5 Year ), ( Manufacturer Part Number: 6543-XS ), ( Body Height: 4.060 In ), ( Body Length: 18.000 In ), ( Body Material: Aluminized Steel ), ( Body Width: 10.500 In ), ( Boxed: Yes ), ( Grade Type: Regular ), ( Heat Shield Attached: No ), ( Inlet Inside Diameter: 2.250 ), ( Inlet Location: Right Center ), ( Muffler Outlet Location: Left Center ), ( Muffler Type: Baffled ), ( Outlet Type: Pipe ), ( Overall Length: 22.500 In ), ( Series: Msl ), ( Sound Level: Oe Comparable ), ( Country Of Origin: United States ), ( UPC: 085337140124 )

Review AP EXHAUST Muffler Oldsmobile Delta 4.9l V8 Gas Ohv fits 1979–1988

Introducing the AP Exhaust 6543-XS Muffler, specifically designed for the 1979 Oldsmobile Delta with a 4.9L V8 gas engine. This high-performance exhaust component is an excellent upgrade for those seeking improved engine performance and a more engaging driving experience.

The 6543-XS Muffler boasts a 2.5-inch inlet and outlet diameter, ensuring a smooth and efficient exhaust flow. Crafted from premium 304 stainless steel, this muffler provides superior strength and durability against rust and corrosion. The use of stainless steel also guarantees a visually appealing polished finish that complements the classic Oldsmobile Delta design.

The AP Exhaust 6543-XS Muffler features a high-flow design with a straight-through internal architecture. This design eliminates unnecessary bends and restrictions in the exhaust system, allowing for a more open and unrestricted exhaust flow. The result is an increase in horsepower and torque, as well as a more responsive and powerful engine.

The muffler's advanced sound design delivers a balanced and deep exhaust note, enhancing the driving experience. This is achieved through the use of a multi-core internal design that provides a perfect balance between reduced exhaust volume and increased performance.

Installing the AP Exhaust 6543-XS Muffler is a straightforward process, thanks to its bolt-on design that requires no modification to the original exhaust system. This makes it a popular choice among Oldsmobile Delta enthusiasts who desire a high-performance exhaust upgrade without the need for extensive engine modifications.

In summary, the AP Exhaust 6543-XS Muffler is an exceptional upgrade for the 1979 Oldsmobile Delta with a 4.9L V8 gas engine. It offers improved engine performance, enhanced exhaust flow, a deep and engaging exhaust note, and superior strength and durability. With its straightforward installation process and premium stainless steel construction, this muffler is an excellent investment for any Oldsmobile Delta enthusiast seeking to elevate the driving experience.

Buying a 6543-XS muffler for a 1979 Oldsmobile Delta with a 4.9L V8 gas engine can have both advantages and disadvantages. Here's a detailed analysis:

1. Improved Performance: A new muffler can enhance the exhaust flow, leading to improved engine performance. This can result in better acceleration and overall driving experience.

2. Reduced Emissions: A high-performance muffler like the 6543-XS can help reduce harmful emissions by ensuring that the exhaust gases are properly processed before being released into the environment.

3. Enhanced Sound: The 6543-XS muffler is known for its unique sound. Installing it can give your Oldsmobile a more powerful and aggressive exhaust note, which some car enthusiasts find appealing.

4. Durability: A high-quality aftermarket muffler like the 6543-XS is typically more durable than the original equipment manufacturer (OEM) muffler. It can withstand harsh driving conditions and last longer.

1. Cost: The 6543-XS muffler can be more expensive than the OEM muffler. This can be a significant investment for some car owners.

2. Installation Complexity: Installing a high-performance muffler like the 6543-XS can be more complex than installing an OEM muffler. It may require special tools and expertise, which can add to the cost and time.

3. Loudness: The 6543-XS muffler is known for its loud sound. Some car owners may find it too loud for their liking or may not want to draw unnecessary attention to their vehicle.

4. Fitment Issues: There is a possibility of fitment issues when installing aftermarket parts. While the 6543-XS muffler is designed to fit most 1979 Oldsmobile Deltas with a 4.9L V8 gas engine, it's essential to ensure a proper fit before making the purchase.

The decision to buy a 6543-XS muffler for a 1979 Oldsmobile Delta with a 4.9L V8 gas engine ultimately depends on the car owner's priorities and preferences. If you're looking for improved performance, reduced emissions, enhanced sound, and durability, then the 6543-XS muffler may be an excellent investment. However, if you're concerned about cost, installation complexity, loudness, or fitment issues, then you may want to consider other options.

If you decide to go ahead with the purchase, ensure that you buy the muffler from a reputable supplier and have it installed by a qualified mechanic. This will help ensure a proper fit, optimal performance, and long-lasting durability. Additionally, consider the cost of the muffler in relation to your budget and the potential benefits it can bring to your driving experience.

part # 6543 prices

• $63.81-$75.43

specifications mufflermooch:

• for makes: Oldsmobile
• for years: 1979-1988
• brand: Ap Exhaust
• part type: Muffler
• manufacturer warranty: 5 Year
• manufacturer part number: 6543-XS
• body height: 4.060 In
• body length: 18.000 In
• body material: Aluminized Steel
• body width: 10.500 In
• boxed: Yes
• grade type: Regular
• heat shield attached: No
• inlet inside diameter: 2.250
• inlet location: Right Center
• muffler outlet location: Left Center
• muffler type: Baffled
• outlet type: Pipe
• overall length: 22.500 In
• series: Msl
• sound level: Oe Comparable
• country of origin: United States
• upc: 085337140124

returns mufflermooch:

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

shipping mufflermooch:

• type: Fixed
• transit: 6-11 Days
• cost: $0.00
• service: Economy
• class: Economy

offer mufflermooch:

• started: March 11, 2026
• availability: In Stock
• options: Ship-to-home
• sold: 0
• quantity: 3

seller mufflermooch:

• # reviews: 1669
• rating: 98.9%

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• wallet: Paypal
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• credit card: Visa

general mufflermooch:

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

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