Product Description
DIAMOND EYE K4212S is a 4.0" T409 stainless steel turbo-back exhaust system with muffler for 1994–2002 Dodge Ram 2500/3500 5.9L Cummins. Mandrel-bent tubing improves flow, lowers EGTs, and delivers a deep, refined tone while resisting corrosion and heat cycling.
FAQ: WILL THIS FIT MY TRUCK?
Yes—designed for 1994–2002 Ram 2500/3500 with the 5.9L Cummins (all cab/bed lengths). 1998.5–2002 24-valve trucks are direct; 1994–1998 12-valve trucks use the included 4" turbo-back routing. Always confirm downpipe/turbo outlet compatibility before purchase.
FAQ: DOES IT INCLUDE A MUFFLER?
Yes. This K4212S kit includes a performance muffler for a strong tone without excessive drone.
FAQ: WHAT MATERIAL IS IT?
T409 stainless steel for long service life in salted, wet, or high-heat environments.
Fitment Details
- Vehicle: 1994–2002 Dodge Ram 2500/3500, 5.9L Cummins (all cab/bed configurations)
- System Type: 4" turbo-back, single-side exit
- Includes: Downpipe, intermediate/tail sections, clamps/hardware, and muffler
- Material/Finish: T409 stainless steel, natural finish
Cross-Reference / Alternatives (MBRP-only)
- MBRP S6100409 — 4" Turbo-Back, XP (T409 Stainless) w/ Muffler
- MBRP S6100304 — 4" Turbo-Back, PRO (T304 Stainless) w/ Muffler
- MBRP S6100AL — 4" Turbo-Back, Armor Lite (Aluminized) w/ Muffler
Specifications
| Brand | Diamond Eye Performance |
|---|---|
| MPN | K4212S |
| UPC | 841963103373 |
| GTIN | 0841963103373 (UPC-A) |
| Configuration | 4" Turbo-Back, Single Side Exit, Includes Muffler |
| Material | T409 Stainless Steel |
| Emissions Note | Not CARB legal; not for sale or use in California on pollution-controlled vehicles. |
| Shipping Weight | ~81 lb |
| Package Dimensions | ~52" x 21" x 12" |
| Prop 65 | WARNING: Cancer and Reproductive Harm — www.P65Warnings.ca.gov |
