The top 4 intercooler brands enthusiasts actually trust for the 3rd Gen — 6.7L Cummins (2008-2009) Ram 2500/3500 (Cummins) — ranked by community reputation and fitment reliability.
2008-2009 Ram 2500/3500 (Cummins) · Intercooler
InstantFetched 2d ago · Refreshes in 58d
Banks Power
Best fitment, proven durability on Cummins platform.
Widely available through major performance retailers.
ATS Diesel
Direct fit design, trusted reliability by Cummins community.
Sold direct and through authorized Cummins-focused dealers.
Mishimoto
Strong fitment reputation, consistent build quality.
Widely available through major performance retailers.
CSF
OEM-quality cooling performance, reliable fitment.
Widely available through major performance retailers.
Adds live pricing, recent forum sentiment, and fitment notes from real-time search.
Curious what to expect? Here's a sample report for VA (2015-2021) Subaru WRX.
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