DynaFlex 7 in. Stack Kit – for 379

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New Dynaflex exhaust stack kit (7 in. diameter) for the Peterbilt 379: a matched stack set for replacing or upgrading the exhaust. Full kit of Dynaflex 7" Slash Tip stacks for a 379. Kit includes 2 elbows, 2 spools, and 2 top pipes.

Part No.: PTD-2146
Fits Peterbilt: 379
Condition: New
Brand: Dynaflex
Warranty: 12 months against defects

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Product Details

Key Features

Matched components mean fewer fitment surprises than mixing parts.
Come steal these today.
Listed as new.
One-off inventory: our team confirms availability, condition and freight before taking payment.

Ideal For

Owners upgrading to a taller or larger-diameter exhaust.

What’s Included

The item shown in the title. We’ll confirm exact contents and any hardware with your quote.

Specifications

Part number	PTD-2146
Brand	Dynaflex
Fits	Peterbilt 379
Condition	New
Diameter	7 in.
Availability	One-off item — confirmed with your quote
Category	Exhaust & Stacks

Make sure it fits before you buy

Send us your VIN or truck details and our team will confirm fitment, final price and shipping within one business day. Prefer to talk? Call +1 774-379-5604.

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