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Peterbilt 379 Exhaust Kits & Components

Original price $26.95 - Original price $26.95
Original price
$26.95
$26.95 - $26.95
Current price $26.95

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

12+ 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
Original price $19.99 - Original price $19.99
Original price
$19.99
$19.99 - $19.99
Current price $19.99

Peterbilt chrome 5" diameter exhaust clamp, 2 holes

Only 8 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
Original price $32.99 - Original price $32.99
Original price
$32.99
$32.99 - $32.99
Current price $32.99

Peterbilt stainless steel 6" diameter exhaust clamp, 2 hole

Only 8 left!

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
Original price $46.99 - Original price $46.99
Original price
$46.99
$46.99 - $46.99
Current price $46.99

Peterbilt 359/379 stainless steel curved lower exhaust bracket

Only 11 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
Original price $42.99 - Original price $42.99
Original price
$42.99
$42.99 - $42.99
Current price $42.99

Peterbilt stainless steel 7" diameter exhaust clamp, 2 hole

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
Original price $61.99 - Original price $61.99
Original price
$61.99
$61.99 - $61.99
Current price $61.99

Peterbilt polished stainless steel angled cab exhaust mounting bracket

Only 6 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
Original price $78.99 - Original price $78.99
Original price
$78.99
$78.99 - $78.99
Current price $78.99

Peterbilt chrome wide band angled exhaust clamp for 7" diameter stack kit

Only 8 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
Original price $72.99 - Original price $72.99
Original price
$72.99
$72.99 - $72.99
Current price $72.99

Peterbilt chrome wide band straight exhaust clamp for 6" diameter stack kit

Only 4 left!

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

Original price $72.99 - Original price $72.99
Original price
$72.99
$72.99 - $72.99
Current price $72.99
Original price $51.99 - Original price $51.99
Original price
$51.99
$51.99 - $51.99
Current price $51.99

Peterbilt 359/379 stainless steel flat lower exhaust bracket

Only 6 left!

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

Original price $51.99 - Original price $51.99
Original price
$51.99
$51.99 - $51.99
Current price $51.99
Original price $115.99 - Original price $115.99
Original price
$115.99
$115.99 - $115.99
Current price $115.99

Peterbilt 379 58-degree 5" outer diameter chrome exhaust elbow

Only 3 left!

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

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Original price $115.99 - Original price $115.99
Original price
$115.99
$115.99 - $115.99
Current price $115.99
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

Peterbilt chrome 90-degree Rod Pickett-style exhaust elbow - 8" diameter reduced to 5"

Only 2 left!

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
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 - $3,800.00
$2,710.00 - $3,800.00
Current price $2,710.00

Peterbilt 359/379 7" Diameter Exhaust Kits

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 - $3,800.00
$2,710.00 - $3,800.00
Current price $2,710.00
Save up to $1,448.99 Save $0.00
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

Peterbilt chrome 58-degree OEM-style exhaust elbow - 7" diameter reduced to 5"

Only 2 left!

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
Original price $89.99 - Original price $89.99
Original price
$89.99
$89.99 - $89.99
Current price $89.99

Peterbilt chrome 8" diameter wide band angled bracket exhaust clamp - SINGLE

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
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

Peterbilt chrome 8" diameter wide clamp with angled bracket - SINGLE

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
Original price $71.99 - Original price $71.99
Original price
$71.99
$71.99 - $71.99
Current price $71.99

Peterbilt chrome wide band angled exhaust clamp for 6" diameter stack kits

Only 4 left!

Sold SINGLE.

Original price $71.99 - Original price $71.99
Original price
$71.99
$71.99 - $71.99
Current price $71.99
Original price $409.00 - Original price $409.00
Original price
$409.00
$409.00 - $409.00
Current price $409.00

Dynaflex Peterbilt chrome Y-pipe for 90 degree Rod Pickett elbow

Only 3 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
Original price $140.00 - Original price $140.00
Original price
$140.00
$140.00 - $140.00
Current price $140.00

Dynaflex Peterbilt chrome wide band angled exhaust clamp for 8" diameter stack kit

Only 1 left!

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

Original price $140.00 - Original price $140.00
Original price
$140.00
$140.00 - $140.00
Current price $140.00
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

Peterbilt Unibilt rubber exhaust mounting bracket bushing/grommet - 4/PACK

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
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

Peterbilt chrome 90-degree Rod Pickett-style exhaust elbow - 6" diameter reduced to 5"

Only 4 left!

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
Original price $77.99 - Original price $77.99
Original price
$77.99
$77.99 - $77.99
Current price $77.99

Peterbilt chrome wide band straight exhaust clamp for 7" diameter stack kit

Only 9 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 $77.99 - Original price $77.99
Original price
$77.99
$77.99 - $77.99
Current price $77.99
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

Peterbilt chrome 90-degree Rod Pickett-style exhaust elbow - 6" diameter reduced to 5"

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
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

Peterbilt chrome 90-degree Rod Pickett-style exhaust elbow - 7" diameter reduced to 5"

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
Original price $119.00 - Original price $119.00
Original price
$119.00
$119.00 - $119.00
Current price $119.00

Peterbilt 359 5" diameter, 68 degree exhaust elbow

Only 4 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
Original price $59.99 - Original price $59.99
Original price
$59.99
$59.99 - $59.99
Current price $59.99

Peterbilt polished stainless steel angled cab exhaust mounting bracket

Only 3 left!

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

Original price $59.99 - Original price $59.99
Original price
$59.99
$59.99 - $59.99
Current price $59.99
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

Peterbilt chrome 58-degree OEM-style exhaust elbow - 6" diameter reduced to 5"

Only 4 left!

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