Product Description
Unlock cooler EGTs, quicker spool, and durable street/strip power with the INDUSTRIAL INJECTION S300 SX-E 64/68 single turbo kit (1.0 A/R) for 2003–2007 5.9L Cummins. This 2nd-gen-style center-mount setup places a proven S300 SX-E on a high-flow T4 manifold with an HX40-style downpipe for clean routing and strong top-end performance.
Fitment
- 2003–2007 Dodge Ram 2500/3500 5.9L Cummins (Common Rail)
What’s Included
- S300 SX-E 64mm/68mm charger with 1.0 A/R turbine housing
- High-flow T4 exhaust manifold (2nd-gen style center mount)
- High-flow HX40-style downpipe
- Install hardware/clamps and model-specific components for the swap
Why This Kit
- SX-E center section with upgraded thrust bearing and FMW compressor for reliability under boost
- 1.0 A/R turbine housing balances drive pressure and EGT control with strong mid-top power
- 2nd-gen style layout improves under-hood access and heat management
Recommended Parts (CPP internal links)
- ARP 247-4202 Head Stud Kit (5.9L/6.7L Cummins) — sealing insurance for added boost
- Industrial Injection AC-0001 A/C Reroute Line (03–07) — extra clearance for charge pipes
- CPP High-Flow -12AN Turbo Oil Drain Kit (S300/S400) — robust oil return for SX-E swaps
- Downpipes & Clamps — HX40 Section — replacements and accessories
- Shop 03–07 2nd-Gen Swap Components — filters, boots, and related hardware
Helpful Notes
- This is a performance swap; verify injector/tuning/EGT management for your power goal.
- Clearance items like the A/C hard line may require reroute (see Recommended Parts).
FAQ
What power range is the 64/68 1.0 A/R good for?With supporting fuel and tuning, many builders target strong street power with controllable EGTs. Actual results depend on injector size, fuel quality, elevation, and load.
Is tuning required?Yes—optimizing fueling and timing is recommended to take full advantage of airflow and maintain safe EGTs.
Does this kit include the manifold and downpipe?Yes—this 2nd-gen-style kit includes a high-flow T4 manifold and an HX40-style downpipe to complete the swap.
Will my factory A/C hard line clear?Clearance can be tight on 03–07 trucks; we recommend the Industrial Injection AC-0001 A/C reroute line listed above.
Competition/Emissions Notice: Industrial Injection performance products are intended for closed-course competition vehicles. The end user is responsible for compliance with all local, state, and federal laws.
