ELS-8315-004 | Mack E7 Liner Shim | OEM# 505GC26P4 | PAI Crankshaft Dampers this single-cast iron design finished

this single-cast iron design finished with a black ceramic coating maximizes exhaust flow for better turbo response and lower EGTs while resisting cracking under extreme heat and stress

analog display and magnified clear lens

✅ Fits Peterbilt Models (2001–2007)✅ 4-Row Copper Brass Core – Maximum cooling power✅ Dimpled Tube Design – Improves heat transfer performance✅ With Surge Tank – Built-in pressure management✅ Steel Tanks – Rust-resistant and reinforced✅ Mounting Brackets Offset to Grille Side – Bottom mount design

020in thickEaton RD / RS 461 / 521 / 581 Rear-Rear Differential applicationEaton RS / RT / RP 440 / 460 Rear-Rear Differential application

Dim the gauge 30% at night by connecting to the factory headlight switch for optimal viewing

ELS-8315-004 | Mack E7 Liner Shim | OEM# 505GC26P4 | PAI Crankshaft Dampers this single-cast iron design finishedLiner Shim. 004in