Product Description
Dial in your 2nd gen swap with the FLEECE FPE-CRTFL-S3S4 TURBOCHARGER OIL FEED LINE FOR S300 AND S400 TURBOS IN THE 2ND GEN LOCATION ON CUMMINS ENGINES. This premium -6 smooth-bore Teflon hose with high-temperature protective sleeve is built to deliver steady, clean oil to your S300 or S400 turbocharger on 2003–2018 Cummins trucks, keeping your investment alive at high boost, high heat, and high load.
Key Features
- Extra-flexible -6 smooth bore Teflon hose for excellent flow and routing
- High-temperature protective sleeve to handle under-hood heat and abrasion
- Includes -6AN to M12 aluminum fitting for a direct connection at the engine
- 90-degree 1/4" NPT fitting included for clean turbocharger inlet routing
- Designed specifically for S300/S400 turbos in the 2nd gen location on Cummins engines
- Engineered by Fleece Performance Engineering for durability and leak-free performance
Fitment
Engine: 5.9L & 6.7L Cummins diesel
Model Years: 2003–2018 (Cummins-equipped Ram 2500/3500 using a 2nd gen turbo swap)
Turbocharger: BorgWarner S300 & S400 frame turbos installed in the 2nd gen location (2nd gen swap only)
Use Case: Replacement / upgrade oil feed line for aftermarket S300/S400 turbos in 2nd gen location
Cross-Reference / Related Fleece Parts on CPP Diesel
- FLEECE FPE-CRTFL-19 TURBOCHARGER OIL FEED LINE FOR 2019-PRESENT 6.7L RAM CUMMINS
- FLEECE FPE-CTDT-KIT CUMMINS TURBO DRAIN TUBE KIT FOR 2ND GEN SWAPS
- FLEECE FPE-APT-M12-06 REPLACEMENT OIL FEED LINE FITTING WITH SEALING WASHER
The kit includes an extra-flexible -6 smooth bore Teflon oil feed hose with high-temp sleeve, a -6AN to M12 aluminum engine fitting, and a 90-degree 1/4" NPT fitting for the turbocharger inlet, giving you everything needed to route oil to an S300 or S400 turbo in the 2nd gen location.
Which trucks and engines is this line designed for?
This oil feed line is designed for 2003–2018 Cummins-powered Ram 2500/3500 trucks using a 2nd gen swap with S300 or S400 turbos. It is not intended as a stock Holset replacement line in the factory location.
Can I use this with other turbo frame sizes?
The kit is optimized around S300 and S400 frame turbos in the 2nd gen location. Other turbochargers may require different fittings or line lengths; in those cases, consult Fleece or your installer for compatibility.
Do I need the FPE-APT-M12-06 fitting as well?
The FPE-APT-M12-06 fitting is included in this kit as the engine-side adapter. It is also sold separately as a replacement if you damage or lose the original fitting.
Does this product carry a Prop 65 warning?
Yes. Like many automotive components, this product is subject to California Proposition 65. See the Specifications table below for the full warning statement and link to more information.
Specifications for FLEECE FPE-CRTFL-S3S4
| Attribute | Value |
|---|---|
| Brand | Fleece Performance Engineering |
| Part Number | FPE-CRTFL-S3S4 |
| UPC | 635909311966 |
| GTIN | 00635909311966 |
| Compatibility | 2003–2018 Cummins-powered Ram 2500/3500 with S300/S400 turbo in 2nd gen location (2nd gen swap) |
| Hose Type | -6 smooth bore Teflon with high-temp protective sleeve |
| Included Fittings | -6AN to M12 aluminum engine adapter; 90° 1/4" NPT turbo inlet fitting |
| Cross Reference | FPE-CRTFL-19; FPE-CRTFL-OE; FPE-CTDT-KIT; FPE-APT-M12-06 |
| E-codes | Not applicable |
| Shipping Method | Standard ground (small parcel) |
| Package Dimensions / Weight | Not specified |
| Country of Origin | USA (commonly listed) |
| Prop 65 | Cancer and Reproductive Harm – www.P65Warnings.ca.gov |
