2017-2021 GMC Sierra 2500HD/3500HD 6.6L L5P Duramax Diesel 3.5" High Flow Exhaust Up Pipes Repair Tool1 Superseded Part Number: 34521164458

Superseded Part Number: 34521164458

Type: DSG Clutch

Manufacturer Part Number: 68307001AA

TRD Off-Road

4 x Plastic Cap

2017-2021 GMC Sierra 2500HD/3500HD 6.6L L5P Duramax Diesel 3.5" High Flow Exhaust Up Pipes Repair Tool1 Superseded Part Number: 34521164458Feature: Upgrade the L5P to achieve higher flow by bolting on PPE OEM Length Replacement High Flow Up Pipes. These direct replacements have a 46% larger flow area over stock, which results in a deeper breathing power plant, while maintaining the mandated Federal emissions standards of stock. The Length Up Pipes are manufactured from stainless steel. These new Up Pipes include the superior internally sleeved bellows, also manufactured from stainless