Mack E7, Oil Coolers, (GOOD USED) Mack E7 Oil Cooler 00W34 For Sale, Part # 312GB575M P08, Other Part # 631301, 3-613-06, 3 613 06, Select Mack® Applications : E7 / E-Tech / ASET / Renault / E-Tech Series Engines. Oil Cooler. OEM Reference : Mack 20706369, 4103-5010438150, 312GB575M, Renault 5010438150, Volvo 20706369. A component of ECK-8566 (57GC2194) and ECK-8567 Oil Cooler Kits (57GC2195), Stock# 6836 | Tested & Inspected!