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Peterbilt 379 Exhaust Kits & Components

  • Poly rubber exhaust mounting bracket bushing/grommet - 4/PACK

    Original price $26.95 - Original price $26.95
    Original price
    $26.95
    $26.95 - $26.95
    Current price $26.95
    10+ in stock

    These rubber bushings give your exhaust system just the right amount of "give" as your truck bounces down the road. They protect your clamps and br...

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    Original price $26.95 - Original price $26.95
    Original price
    $26.95
    $26.95 - $26.95
    Current price $26.95
  • Peterbilt chrome 5" diameter exhaust clamp, 2 holes

    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99
    Only 2 left!

    This straight-mount, 1" wide clamp is economical, but sturdy enough to be trusted with your stacks. Includes tightening screw. Mounting bracket, bo...

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    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99
  • Peterbilt 359/379 stainless steel curved lower exhaust bracket

    Original price $46.99 - Original price $46.99
    Original price
    $46.99
    $46.99 - $46.99
    Current price $46.99
    Only 10 left!

    This heavy-duty stainless bracket is one of our best-sellers. You can trust this solid piece to keep your stacks stable. Includes rubber gasket. So...

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    Original price $46.99 - Original price $46.99
    Original price
    $46.99
    $46.99 - $46.99
    Current price $46.99
  • Peterbilt polished stainless steel angled cab exhaust mounting bracket

    Original price $61.99 - Original price $61.99
    Original price
    $61.99
    $61.99 - $61.99
    Current price $61.99
    Only 2 left!

    This angled mounting bracket can be used to adjust the position of your stacks. Depending on your truck's unique measurements and your preferences,...

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    Original price $61.99 - Original price $61.99
    Original price
    $61.99
    $61.99 - $61.99
    Current price $61.99
  • Peterbilt chrome wide band straight exhaust clamp for 6" diameter stack kit

    Original price $66.99 - Original price $66.99
    Original price
    $66.99
    $66.99 - $66.99
    Current price $66.99
    Only 1 left!

    Includes stainless steel adjustment bolts. Mounting bracket, replacement bushings, and bolts not included. See related items for angled style.

    Original price $66.99 - Original price $66.99
    Original price
    $66.99
    $66.99 - $66.99
    Current price $66.99
  • Peterbilt 359/379 stainless steel flat lower exhaust bracket

    Original price $45.99 - Original price $45.99
    Original price
    $45.99
    $45.99 - $45.99
    Current price $45.99
    Only 10 left!

    Sold SINGLE. Includes rubber gasket. Replaces OEM part # 14-12998.

    Original price $45.99 - Original price $45.99
    Original price
    $45.99
    $45.99 - $45.99
    Current price $45.99
  • Peterbilt stainless steel 7" diameter exhaust clamp, 2 hole

    Original price $42.99 - Original price $42.99
    Original price
    $42.99
    $42.99 - $42.99
    Current price $42.99
    Only 8 left!

    This 1" wide exhaust clamp is perfect for use as the top clamp on asingle-piece pipe application. Sold SINGLE. See related products forwide clamps.

    Original price $42.99 - Original price $42.99
    Original price
    $42.99
    $42.99 - $42.99
    Current price $42.99
  • Peterbilt stainless steel 6" diameter exhaust clamp, 2 hole

    Original price $32.99 - Original price $32.99
    Original price
    $32.99
    $32.99 - $32.99
    Current price $32.99
    10+ in stock

    This 1" wide exhaust clamp is perfect for use as the top clamp on a single-piece pipe application. Sold SINGLE. See related products for wide clamps.

    Original price $32.99 - Original price $32.99
    Original price
    $32.99
    $32.99 - $32.99
    Current price $32.99
  • Peterbilt chrome wide band angled exhaust clamp for 7" diameter stack kit

    Original price $78.99 - Original price $78.99
    Original price
    $78.99
    $78.99 - $78.99
    Current price $78.99
    Only 10 left!

    Measures 3-3/8" wide. Includes adjustment bolts. Sold SINGLE.

    Original price $78.99 - Original price $78.99
    Original price
    $78.99
    $78.99 - $78.99
    Current price $78.99
  • Dynaflex Peterbilt chrome Y-pipe for 90 degree Rod Pickett elbow

    Original price $409.00 - Original price $409.00
    Original price
    $409.00
    $409.00 - $409.00
    Current price $409.00
    Only 5 left!

    This 5 inch Y-pipe is the core of your Dynaflex exhaust setup. It fits under the truck, connecting the elbows to the turbo or muffler.Use stainless...

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    Original price $409.00 - Original price $409.00
    Original price
    $409.00
    $409.00 - $409.00
    Current price $409.00
  • Dynaflex Peterbilt chrome wide band angled exhaust clamp for 8" diameter stack kit

    Original price $159.95 - Original price $159.95
    Original price
    $159.95
    $159.95 - $159.95
    Current price $159.95
    Only 1 left!

    Measures 3-3/8" wide. Includes adjustment bolts. Sold SINGLE. Manufactured in the USA.

    Original price $159.95 - Original price $159.95
    Original price
    $159.95
    $159.95 - $159.95
    Current price $159.95
  • Peterbilt chrome 8" diameter wide clamp with angled bracket - SINGLE

    Original price $170.99
    Original price $170.99 - Original price $170.99
    Original price $170.99
    Current price $169.99
    $169.99 - $169.99
    Current price $169.99

    Fits driver or passenger's side. Includes all mounting hardware. Mounts the exhaust pipe to either the upper or lower cab bracket. The angled optio...

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    Original price $170.99
    Original price $170.99 - Original price $170.99
    Original price $170.99
    Current price $169.99
    $169.99 - $169.99
    Current price $169.99
    Save $1.00 Save $0.00
  • Peterbilt Unibilt rubber exhaust mounting bracket bushing/grommet - 4/PACK

    Original price $31.99
    Original price $31.99 - Original price $31.99
    Original price $31.99
    Current price $29.99
    $29.99 - $29.99
    Current price $29.99

    Includes 4 bushings. Most trucks will need 2 packs in order to replace all 8 original bushings on the truck. No bolts included.

    Original price $31.99
    Original price $31.99 - Original price $31.99
    Original price $31.99
    Current price $29.99
    $29.99 - $29.99
    Current price $29.99
    Save $2.00 Save $0.00
  • Peterbilt 359/379 7" Diameter Exhaust Kits

    Original price $3,750.99 - Original price $5,178.99
    Original price $3,750.99 - Original price $5,178.99
    Original price $3,750.99
    $2,710.00 - $3,730.00
    $2,710.00 - $3,730.00
    Current price $2,710.00

    Also fits Peterbilt 389 non-DPF trucks or glider kits. Will not fit any Peterbilt truck with a DPF box on the passenger's side. Includes all clamps...

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    Original price $3,750.99 - Original price $5,178.99
    Original price $3,750.99 - Original price $5,178.99
    Original price $3,750.99
    $2,710.00 - $3,730.00
    $2,710.00 - $3,730.00
    Current price $2,710.00
    Save up to $1,448.99 Save $0.00
  • Peterbilt chrome 90-degree Rod Pickett-style exhaust elbow - 7" diameter reduced to 5"

    Original price $678.99
    Original price $678.99 - Original price $678.99
    Original price $678.99
    Current price $579.99
    $579.99 - $579.99
    Current price $579.99

    Sold SINGLE.

    Original price $678.99
    Original price $678.99 - Original price $678.99
    Original price $678.99
    Current price $579.99
    $579.99 - $579.99
    Current price $579.99
    Save $99.00 Save $0.00
  • Peterbilt 379 5" diameter chrome exhaust elbow

    Original price $115.99 - Original price $115.99
    Original price
    $115.99
    $115.99 - $115.99
    Current price $115.99
    Only 2 left!

    Replaces OEM Peterbilt part #14-03056CP. This elbow is a standard, 58-degree angle. 5" diameter opening on both ends.

    Original price $115.99 - Original price $115.99
    Original price
    $115.99
    $115.99 - $115.99
    Current price $115.99
  • Dynaflex Peterbilt chrome wide band angled exhaust clamp for 6" diameter stack kits

    Original price $129.00 - Original price $129.00
    Original price
    $129.00
    $129.00 - $129.00
    Current price $129.00
    Only 2 left!

    This extra-wide clamp is part of the Dynaflex exhaust system. The width of these clamps is essential to creating the illusion of a single-piece pip...

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    Original price $129.00 - Original price $129.00
    Original price
    $129.00
    $129.00 - $129.00
    Current price $129.00
  • Dynaflex Peterbilt chrome 1" narrow band straight exhaust clamp for 8" diameter stack kit

    Original price $139.00 - Original price $139.00
    Original price
    $139.00
    $139.00 - $139.00
    Current price $139.00
    Only 3 left!

    Sold SINGLE. Includes stainless steel adjustment bolt. This is a 1" wide, 8" diameter exhaust clamp for Peterbilt stack systems.

    Original price $139.00 - Original price $139.00
    Original price
    $139.00
    $139.00 - $139.00
    Current price $139.00
  • Peterbilt 359/379 8" Diameter Chrome Exhaust Kits

    Original price $4,254.99 - Original price $5,989.99
    Original price $4,254.99 - Original price $5,989.99
    Original price $4,254.99
    $3,070.00 - $4,320.00
    $3,070.00 - $4,320.00
    Current price $3,070.00

    Also fits Peterbilt 389 non-DPF trucks or glider kits. Will not fit any Peterbilt truck with a DPF box on the passenger's side. Includes all clamps...

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    Original price $4,254.99 - Original price $5,989.99
    Original price $4,254.99 - Original price $5,989.99
    Original price $4,254.99
    $3,070.00 - $4,320.00
    $3,070.00 - $4,320.00
    Current price $3,070.00
    Save up to $1,669.99 Save $0.00
  • Peterbilt chrome wide band straight exhaust clamp for 8" diameter stack kit

    Original price $95.99 - Original price $95.99
    Original price
    $95.99
    $95.99 - $95.99
    Current price $95.99
    Only 6 left!

    This 3" wide chrome exhaust clamp is attached to a straight mounting bracket, which then mounts to an exhaust bracket, such as the ones shown as re...

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    Original price $95.99 - Original price $95.99
    Original price
    $95.99
    $95.99 - $95.99
    Current price $95.99
  • Peterbilt chrome wide band straight exhaust clamp for 7" diameter stack kit

    Original price $77.99 - Original price $77.99
    Original price
    $77.99
    $77.99 - $77.99
    Current price $77.99
    10+ in stock

    This extra-wide clamp is part of the Dynaflex exhaust system. The width of these clamps is essential to creating the illusion of a single-piece pip...

    View full details
    Original price $77.99 - Original price $77.99
    Original price
    $77.99
    $77.99 - $77.99
    Current price $77.99
  • Peterbilt 359/379 chrome 90-degree Rod Pickett-style exhaust elbow - 8" full diameter (no reduction)

    Original price $783.99
    Original price $783.99 - Original price $783.99
    Original price $783.99
    Current price $669.99
    $669.99 - $669.99
    Current price $669.99

    Intended for use with Roadworks Exhaust components. Sold SINGLE.

    Original price $783.99
    Original price $783.99 - Original price $783.99
    Original price $783.99
    Current price $669.99
    $669.99 - $669.99
    Current price $669.99
    Save $114.00 Save $0.00
  • Peterbilt 359/379 chrome 90-degree Rod Pickett-style exhaust elbow - 7" full diameter (no reduction)

    Original price $676.99
    Original price $676.99 - Original price $676.99
    Original price $676.99
    Current price $579.99
    $579.99 - $579.99
    Current price $579.99

    Intended for use with Roadworks Exhaust components. Sold SINGLE.

    Original price $676.99
    Original price $676.99 - Original price $676.99
    Original price $676.99
    Current price $579.99
    $579.99 - $579.99
    Current price $579.99
    Save $97.00 Save $0.00
  • Peterbilt chrome 8" diameter wide band angled bracket exhaust clamp - SINGLE

    Original price $89.99 - Original price $89.99
    Original price
    $89.99
    $89.99 - $89.99
    Current price $89.99
    Only 6 left!

    Sold SINGLE. This is a wide band clamp, meant to cover the joint where two pipes meet.

    Original price $89.99 - Original price $89.99
    Original price
    $89.99
    $89.99 - $89.99
    Current price $89.99
  • Peterbilt chrome wide band angled exhaust clamp for 6" diameter stack kits

    Original price $71.99 - Original price $71.99
    Original price
    $71.99
    $71.99 - $71.99
    Current price $71.99
    Out of stock

    Sold SINGLE.

    Original price $71.99 - Original price $71.99
    Original price
    $71.99
    $71.99 - $71.99
    Current price $71.99
    Sold out
  • Peterbilt chrome 90-degree Rod Pickett-style exhaust elbow - 6" diameter reduced to 5"

    Original price $608.99
    Original price $608.99 - Original price $608.99
    Original price $608.99
    Current price $519.99
    $519.99 - $519.99
    Current price $519.99

    Sold SINGLE. Top leg measures 29" long and the bottom leg measures 20" long.

    Original price $608.99
    Original price $608.99 - Original price $608.99
    Original price $608.99
    Current price $519.99
    $519.99 - $519.99
    Current price $519.99
    Save $89.00 Save $0.00
  • Peterbilt chrome 90-degree Rod Pickett-style exhaust elbow - 8" diameter reduced to 5"

    Original price $785.99
    Original price $785.99 - Original price $785.99
    Original price $785.99
    Current price $669.99
    $669.99 - $669.99
    Current price $669.99

    Sold SINGLE.

    Original price $785.99
    Original price $785.99 - Original price $785.99
    Original price $785.99
    Current price $669.99
    $669.99 - $669.99
    Current price $669.99
    Save $116.00 Save $0.00
  • Peterbilt chrome 58-degree OEM-style exhaust elbow - 8" diameter reduced to 5"

    Original price $550.99
    Original price $550.99 - Original price $550.99
    Original price $550.99
    Current price $469.99
    $469.99 - $469.99
    Current price $469.99

    Sold SINGLE.

    Original price $550.99
    Original price $550.99 - Original price $550.99
    Original price $550.99
    Current price $469.99
    $469.99 - $469.99
    Current price $469.99
    Save $81.00 Save $0.00
  • Peterbilt chrome 58-degree OEM-style exhaust elbow - 7" diameter reduced to 5"

    Original price $508.99
    Original price $508.99 - Original price $508.99
    Original price $508.99
    Current price $429.99
    $429.99 - $429.99
    Current price $429.99

    Sold SINGLE.

    Original price $508.99
    Original price $508.99 - Original price $508.99
    Original price $508.99
    Current price $429.99
    $429.99 - $429.99
    Current price $429.99
    Save $79.00 Save $0.00
  • Peterbilt chrome 58-degree OEM-style exhaust elbow - 6" diameter reduced to 5"

    Original price $432.99
    Original price $432.99 - Original price $432.99
    Original price $432.99
    Current price $369.99
    $369.99 - $369.99
    Current price $369.99

    Sold SINGLE.

    Original price $432.99
    Original price $432.99 - Original price $432.99
    Original price $432.99
    Current price $369.99
    $369.99 - $369.99
    Current price $369.99
    Save $63.00 Save $0.00
  • Peterbilt 359 5" diameter, 68 degree exhaust elbow

    Original price $119.00 - Original price $119.00
    Original price
    $119.00
    $119.00 - $119.00
    Current price $119.00
    Only 2 left!

    This elbow is galvanized, not chrome plated. It is an OEM-style, 68-degree elbow intended to replace the stock elbow on a Peterbilt 359. It measure...

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    Original price $119.00 - Original price $119.00
    Original price
    $119.00
    $119.00 - $119.00
    Current price $119.00
  • Dynaflex Peterbilt 7" diameter wide clamp with straight bracket - SINGLE

    Original price $129.00 - Original price $129.00
    Original price
    $129.00
    $129.00 - $129.00
    Current price $129.00
    Only 1 left!

    Peterbilt 7" clamp for exhaust. Made by Dynaflex so you know it is strong and dependable.

    Original price $129.00 - Original price $129.00
    Original price
    $129.00
    $129.00 - $129.00
    Current price $129.00
  • Dynaflex Peterbilt 379 1988-2007 OEM-style aluminized y-pipe divider

    Original price $439.00 - Original price $439.00
    Original price
    $439.00
    $439.00 - $439.00
    Current price $439.00
    Only 1 left!

    Not chrome plated.

    Original price $439.00 - Original price $439.00
    Original price
    $439.00
    $439.00 - $439.00
    Current price $439.00
  • Peterbilt polished stainless steel straight exhaust cab mount bracket

    Original price $49.99 - Original price $49.99
    Original price
    $49.99
    $49.99 - $49.99
    Current price $49.99
    Only 5 left!

    Sold SINGLE. Includes rubber mounting gasket.

    Original price $49.99 - Original price $49.99
    Original price
    $49.99
    $49.99 - $49.99
    Current price $49.99
  • Peterbilt polished stainless steel angled cab exhaust mounting bracket

    Original price $46.99 - Original price $46.99
    Original price
    $46.99
    $46.99 - $46.99
    Current price $46.99
    Out of stock

    Sold SINGLE. Manufactured from 304 stainless steel. See related items for compatible rubber bushings/grommets.

    Original price $46.99 - Original price $46.99
    Original price
    $46.99
    $46.99 - $46.99
    Current price $46.99
    Sold out
  • Peterbilt 379 chrome 58 degree elbow - 7" diameter, reduces to 5"

    Original price $239.00 - Original price $239.00
    Original price
    $239.00
    $239.00 - $239.00
    Current price $239.00
    Out of stock

    Original price $239.00 - Original price $239.00
    Original price
    $239.00
    $239.00 - $239.00
    Current price $239.00
    Sold out

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