Specifications

The Grand Rock SF-412 FLEX, 4" X 12" SS, is a stainless steel flex pipe designed to provide flexibility and durability in truck exhaust systems. With a 4-inch diameter and 12-inch length, it helps create secure, leak-free connections while absorbing vibrations and shocks, reducing strain on the exhaust system. Made from corrosion-resistant stainless steel, this flex pipe ensures long-lasting performance, even in tough conditions. Ideal for both exhaust repairs and system upgrades, it offers the reliability and durability needed in demanding truck applications.

Compatibility

Freightliner | 2012-2023

International | 2013-2023

Kenworth | 2014-2022

Mack | 2015-2023

Peterbilt | 2015-2023

Volvo | 2014-2021

Western Star | 2016-2023

Alternative Part Numbers

  • OEM:
  • AP Exhaust 28432
  • Donaldson P204452
  • Dynaflex DF-412
  • Fleetguard EX5200
  • Grand Rock SF-412
  • Maremont M57343
  • Nelson 89470A
  • Walker 45355

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