Flowmaster 70 Series Big Block II Muffler — 3" Center Inlet, Dual 2.5" Outlets, 28" Long

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SKU: BDXN_530702
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Flowmaster 70 Series Big Block II Hi-Performance Muffler - Powerhouse ...Read More

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Sale price$224.95 Regular price$249.95
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

Flowmaster 70 Series Big Block II Hi-Performance Muffler - Powerhouse Sound

Unleash the commanding sound of a big-displacement engine with the Flowmaster 70 Series Big Block II Hi-Performance Muffler. Designed specifically for V8 engines, this muffler delivers a deep, aggressive, and powerful exhaust note that complements the muscle of larger engines without being overly raspy or obnoxious.

Features of the 70 Series Big Block II:

  • Deep, Powerful Tone: Engineered to produce a rich, deep sound ideal for V8s and larger displacement engines.
  • Dual Outlet Design: Features a 3-inch center inlet and dual 2.5-inch outlets, allowing for a more aggressive exhaust setup and enhanced flow.
  • Optimized for Performance: The internal baffling and chamber design are tuned to improve exhaust scavenging and contribute to engine performance.
  • Durable Construction: Crafted from high-quality steel with a black paint finish for excellent corrosion resistance and long-lasting durability.
  • Generous Size: The 22 x 10 x 5-inch oval body and 28-inch overall length provide ample volume for sound control and robust construction.
  • Universal Application: Designed as a universal muffler, offering flexibility for installation on a wide variety of vehicles.

This muffler is an excellent choice for classic muscle cars, modern performance vehicles, and trucks where a deep, authoritative exhaust sound is desired. Its robust construction and performance-oriented design make it a superior upgrade. Enhance your vehicle's sound and performance with the Flowmaster 70 Series Big Block II Muffler, available at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

Flowmaster 70 Series Big Block II Hi-Performance Muffler - Powerhouse Sound

Unleash the commanding sound of a big-displacement engine with the Flowmaster 70 Series Big Block II Hi-Performance Muffler. Designed specifically for V8 engines, this muffler delivers a deep, aggressive, and powerful exhaust note that complements the muscle of larger engines without being overly raspy or obnoxious.

Features of the 70 Series Big Block II:

  • Deep, Powerful Tone: Engineered to produce a rich, deep sound ideal for V8s and larger displacement engines.
  • Dual Outlet Design: Features a 3-inch center inlet and dual 2.5-inch outlets, allowing for a more aggressive exhaust setup and enhanced flow.
  • Optimized for Performance: The internal baffling and chamber design are tuned to improve exhaust scavenging and contribute to engine performance.
  • Durable Construction: Crafted from high-quality steel with a black paint finish for excellent corrosion resistance and long-lasting durability.
  • Generous Size: The 22 x 10 x 5-inch oval body and 28-inch overall length provide ample volume for sound control and robust construction.
  • Universal Application: Designed as a universal muffler, offering flexibility for installation on a wide variety of vehicles.

This muffler is an excellent choice for classic muscle cars, modern performance vehicles, and trucks where a deep, authoritative exhaust sound is desired. Its robust construction and performance-oriented design make it a superior upgrade. Enhance your vehicle's sound and performance with the Flowmaster 70 Series Big Block II Muffler, available at GGCRACING.

Product Details

Product Description

Flowmaster 70 Series Big Block II Hi-Performance Muffler - Powerhouse Sound

Unleash the commanding sound of a big-displacement engine with the Flowmaster 70 Series Big Block II Hi-Performance Muffler. Designed specifically for V8 engines, this muffler delivers a deep, aggressive, and powerful exhaust note that complements the muscle of larger engines without being overly raspy or obnoxious.

Features of the 70 Series Big Block II:

  • Deep, Powerful Tone: Engineered to produce a rich, deep sound ideal for V8s and larger displacement engines.
  • Dual Outlet Design: Features a 3-inch center inlet and dual 2.5-inch outlets, allowing for a more aggressive exhaust setup and enhanced flow.
  • Optimized for Performance: The internal baffling and chamber design are tuned to improve exhaust scavenging and contribute to engine performance.
  • Durable Construction: Crafted from high-quality steel with a black paint finish for excellent corrosion resistance and long-lasting durability.
  • Generous Size: The 22 x 10 x 5-inch oval body and 28-inch overall length provide ample volume for sound control and robust construction.
  • Universal Application: Designed as a universal muffler, offering flexibility for installation on a wide variety of vehicles.

This muffler is an excellent choice for classic muscle cars, modern performance vehicles, and trucks where a deep, authoritative exhaust sound is desired. Its robust construction and performance-oriented design make it a superior upgrade. Enhance your vehicle's sound and performance with the Flowmaster 70 Series Big Block II Muffler, available at GGCRACING.

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