2008 Dodge Ram 2500 SXT 5.7L V8 VIN: D MFI Naturally Aspirated OHV GAS. 2008 Dodge Ram 2500 SLT Big Horn 5.7L V8 VIN: D MFI Naturally Aspirated OHV GAS. Notes: Condenser Parallel Flow. 2006-2008 Dodge Ram 2500 ST 4.7L V8 VIN: N MFI Naturally Aspirated SOHC GAS.