Product Description
Industrial Injection 121756 High Flow 90° Cast Elbow Kit
Unlock smoother, higher-volume airflow from your S300-based setup with the Industrial Injection 121756 90° cast elbow. Precision cast and machined, this elbow attaches to any S300 turbocharger with a v-band outlet and features a large 3" OD outlet for easy connection to your charge air hose. Includes the v-band clamp and O-ring seal for a clean, leak-free install.
Key Features
- Performance-engineered, high-flow 90° cast elbow
- S300 v-band connection; large 3" OD hose outlet
- Includes O-ring and v-band clamp
- Durable cast construction, precision machined sealing surfaces
Fitment
Universal for S300 v-band outlet turbos. Commonly used on Cummins S300 swaps (5.9L/6.7L) and other builds using S300 frames. Also noted compatible with Holset HX35 outlets on many setups. Always verify your turbo outlet size and orientation before ordering.
What’s In The Box
- (1) 90° high-flow cast elbow
- (1) V-band clamp
- (1) O-ring seal
Recommended Companion Parts (CPP Diesel)
- Turbochargers & Accessories
- S300 Turbochargers
- V-Band Clamps & Flanges
- Charge Air Boots & T-Bolt Clamps
- Intercooler & Piping
FAQ
Q: Will this fit my factory turbo?
A: It’s designed for S300 v-band outlets and has been used successfully with many HX35 applications. If you’re on a stock, non-S300 turbo, check your outlet style and consider an adapter.
Q: What size charge pipe does it accept?
A: The outlet is 3" OD. Use a 3" ID silicone boot or appropriate reducer to match your charge pipe.
Q: Is it emissions compliant?
A: This is a performance part that may be CARB-restricted for on-road use in California. Check local regulations before purchase/installation.
Specifications
| Brand | Industrial Injection |
| Part Number | 121756 |
| Turbo Connection | S300 V-Band (also noted HX35 compatibility) |
| Outlet Size | 3" OD |
| UPC | 840256903805 |
| GTIN | 00840256903805 |
| Prop 65 | WARNING: Cancer & Reproductive Harm — P65Warnings.ca.gov |
