ISR Performance Exhaust
Due to the delicate processing and use of high quality components
Installation involves removing the existing sway bar bushings and replacing them with the SuperPro kit
This sway bar features a robust design focused on improving handling and vehicle response
the B4 OE Replacement Struts deliver a seamless fit and consistent performance
KYB Excel-G Front Gas Shock | Peterbilt 320 COE / 357 / 375 / 376 / 377 / 378 / 379 / 385 (341613) Exclusive - 2003-2004 Mercury Marauder ISR Performance ExhaustKYB Excel G Shock 341613 Upgrade your Peterbilt 320, 357, 365, 367, 384, 389, 520, 567, 579, 587's original ride comfort and handling with KYB's Excel G Shock 341613. These shocks are crafted to boost the precise control and responsiveness that your vehicle was designed to deliver, offering a smooth and stable driving experience. KYB Excel G Shocks are built with quality and durability in mind, meant to last 150K miles unlike the OEM cheap shocks.