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GrandRock

GrandRock

GrandRock
  • 10" Universal Aluminized Muffler M-444

    GrandRock

    $195.95
    10" Universal Aluminized Muffler M-444 High Quality Aluminized Muffler Universal Fitment Body Diameter: 10" Body Length: 44.5" Overall Length: 51" ID/ID: 4"/4" Sold Individually Quality...
    $195.95
  • 10" Universal Aluminized Muffler M-651

    GrandRock

    $430.95
    10" Universal Aluminized Muffler M-651 High Quality Aluminized Muffler Universal Fitment Body Diameter: 10" Body Length: 44.5" Overall Length: 51" ID/ID: 6"/6" Sold Individually Quality...
    $430.95
  • 11" Ford Aluminized Muffler M-672

    GrandRock

    $364.95
    11" Ford Aluminized Muffler M-672 High Quality Aluminized Muffler Fits Ford Various Engines Body Diameter: 11" Body Length: 36" Overall Length: 39" ID/ID: 5"/5" Inlet Off-Set / Clock...
    $364.95
  • 11" Universal Aluminized Muffler M-529

    GrandRock

    $326.95
    11" Ford SB Aluminized Muffler M-529 High Quality Aluminized Muffler Fits Ford SB Engine Body Diameter: 11" Body Length: 36" Overall Length: 41.2" ID/ID: 4"/4" Inlet Off-Set/Clock Position:...
    $326.95
  • 11" Muffler For Peterbilt 387 11" Muffler For Peterbilt 387 On Single Exhaust Kit

    GrandRock

    $328.95
    11" Muffler For Peterbilt 387 *Please Verify OEM Number Before Purchase Muffler Fits Peterbilt 387 Models Not Equipped With DPF (2002-2007) 11" Body Diameter 5" I.D. Inlet Diameter 5" I.D. Outlet...
    $328.95
  • 11" Resonator For Peterbilt 387 11" Resonator For Peterbilt 387 On Single Exhaust Kit

    GrandRock

    $549.95
    11" Resonator For Peterbilt 387 *Please Verify OEM Number Before Purchase Resonator Fits Peterbilt 387 Models Equipped With DPF Unit (2007 & Newer) 11" Body Diameter 5" I.D. Inlet Diameter 5" I...
    $549.95
  • 11.1" Ford Aluminized Muffler M-530

    GrandRock

    $311.95
    11.1" Ford Aluminized Muffler M-530 High Quality Aluminized Muffler Fits Various Fords Engines Body Diameter: 11.1" Body Length: 36" Overall Length: 39" ID/ID: 4"/4" Inlet Off-Set/Clock...
    $311.95
  • 12" Universal Aluminized Muffler M120834

    GrandRock

    $727.95
    12" Universal Aluminized Muffler M120834 *Please Verify Your OEM Number Before Purchase High Quality Aluminized Muffler Universal Fitment Body Diameter: 12" Body Length: 35" Overall Length:...
    $727.95
  • Chrome Exhaust Elbow Tilted View Chrome Exhaust Elbow

    GrandRock

    $194.95
    12" x 12" Chrome Exhaust Elbow Chrome Exhaust Elbow Flat Top End Total Length: 12" 5" Diameter 5.5" Center line OD Ends Sold Individually Quality Made Product This Chrome Dump Stack Pipe is great...
    $194.95
  • Chrome Elbow Pipe

    GrandRock

    $208.95
    5" 90 Degree 18"x18" Elbow Pipe Chrome Exhaust Elbow Flat Top End 18" x 18" 5" Diameter 5.5" Center line ID And OD Ends Sold Individually Quality Made Product Call us at 1-888-888-7990...
    $208.95
  • Chrome Exhaust Elbow Chrome Exhaust Elbow Angled

    GrandRock

    $208.95
    5" 90 Degree 18"x18" Exhaust Elbow Chrome Exhaust Elbow Flat Top End 18" x 18" 5" Diameter 5.5" Center line OD Ends Sold Individually Quality Made Product This Chrome Dump Stack Pipe is...
    $208.95
  • 90 Degree Dump Truck Stack Pipe

    GrandRock

    $219.95
    5" 90 Degree Chrome Dump Truck Stack Pipe Chrome Dump Stack Pipe Mitered End 12" Height 18" Length 5" OD Sold Individually Quality Made Product This Chrome Dump Stack Pipe is great for adding...
    $219.95
  • Peterbilt 359 379 Black Series Stack Mitered

    GrandRock

    $123.95 - $191.95
    5" Black Series Mitered Exhaust Stack Black Series Exhaust Stack 5" Diameter Available In 36" Or 48" Length (Choose Option Above) Available In Plain OD Bottom Or Expanded ID Bottom (Choose...
    $123.95 - $191.95
  • Chrome Dump Truck Stack Pipe

    GrandRock

    $388.95
    5" OD Chrome Dump Truck Stack Pipe Chrome Dump Stack Pipe West Coast End 29.5" Overall Length 5" OD Sold Individually Quality Made Product This Chrome Dump Stack Pipe is great for adding style to...
    $388.95
  • 5" Universal Chrome Elbow L590-1515SC 5" Universal Chrome Elbow L590-1515SC - Dimensions

    GrandRock

    $191.95
    5" Universal Chrome Elbow L590-1515SC High Quality Chrome Elbow Universal Fitment Diameter: 5" Angle: 90° A Length: 15" (See Last Image) B Length: 15" (See Last Image) Center Line...
    $191.95