Grand Rock

High Flow Muffler 10" x 51" Type 1 with 5" IN/OUT HF-1051

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  • HF-1051 High Flow Muffler 10" x 51" Type 1 Muffler
  • HF-1051 High Flow Muffler 10" x 51" Type 1 Muffler
  • HF-1051 HF-1051 High Flow Muffler 10" x 51" Type 1 Muffler
OEM PRICE $799.00
YOUR PRICE $599.00
— You save $200.00


Universal Muffler

HF-1051 High Flow Type 1 Muffler

Horizontal or Vertical Applications


  • High Flow Replacement Muffler
  • Studies Have Shown A Minimum Of 3% Increase In Gas Mileage
  • Replaces 10" Diameter Stock Mufflers
  • Works On All Engines (ISX, 3406E, 14LSeries 60, Etc.)
  • As Quiet As 10" Diameter Stock Muffler When Driving and Accelerating (Not Engine Braking)
  • Faster Acceleration
  • No Turbo Lag
  • Bolt In Design Allows For An Easy Installation
  • 100% Welded Construction
  • Heavy Gauge
  • Aluminized Finish
  • Highest CFM Flow Of Any Muffler
  • Meets Federal & California Sound Levels
  • 10" Body Diameter
  • 5" I.D. Inlet Diameter
  • 5" I.D. Outlet Diameter
  • Shell Length: 44.5" 
  • Overall Length: 51"
  • Sold Individually

Quality Made Product
This HF-1051 high flow replacement muffler works on all engines. It replaces 10" diameter stock mufflers and is as quiet as a 10" stock muffler when driving and accelerating. Studies have shown a minimum of 3% increase in gas mileage. The muffler has faster acceleration with no turbo lag. It has a bolt in design which allows for an easy installation.

The muffler has a heavy gauge 100% welded construction. It has an aluminized finish and the highest CFM flow of any muffler. It meets the federal and California sound levels.

This fuel saver muffler has a 10" body diameter and a shell length of 44.5".

The inlet and outlet diameter is 5" I.D. The muffler is sold individually and has an overall length of 51".

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