Peterbilt 389 Bare 409 Stainless Steel 5" Y-Pipe with Flange and Flare (2015-2019)

Keep your exhaust system performing the way it should with this 5" Bare 409 Stainless Steel Y-Pipe featuring a flange and flare design. Built specifically for Peterbilt 389 applications, this heavy-duty replacement pipe is engineered to handle the demanding conditions of daily trucking while providing reliable exhaust flow and long service life. Manufactured from durable 409 stainless steel, it offers excellent resistance to heat and corrosion, making it an ideal solution for exhaust repairs and replacements.

Specifications

• Product Type: Exhaust Y-Pipe
• Diameter: 5"
• Material: 409 Stainless Steel
• Finish: Bare Stainless Steel
• Connection Style: Flange and Flare
• Constructed from durable 409 stainless steel for long-lasting performance
• Designed to promote efficient exhaust flow
• Excellent resistance to heat, corrosion, and road debris
• Direct-fit design for select Peterbilt 389 applications
• Sold individually

Fitment

Verify OEM number prior to purchase

Fits the following models:

• Peterbilt 389 (2015-2019)
• Fits most Peterbilt 389 applications from 2015 through 2019

Direct aftermarket replacement for OEM #s:

• N/A

Important Information

• Returns are accepted within 30 days after receipt of product with a valid RMA number
• Returns are subject to a 25% restocking fee
• Damaged returns are subject to refusal
• See our Return Policy for more information and instructions to set up a return
• California Prop 65 WARNING: This product may expose you to a chemical known to the State of California to cause cancer and birth defects or other reproductive harm
• Verify fitment and exhaust configuration before ordering
• Bare stainless steel may naturally discolor over time due to heat exposure

For questions or help finding a part, reach out to customer service at 833-773-3039