KraftWerks
Forced Induction › Superchargers
KRT Supercharger Units
Part # krtR50-3881-BLK MFR # R50-3881-BLK ID 521411
KraftWerks Supercharger Rotrex C31-81 SC - Black
✓ In Stock (4 locations)
$2,489.84
MSRP $2,514.99
Save $25.15 (1% off)
Free ground shipping on eligible orders
⚠️ Prop 65 Warning — Contains chemicals known to the State of California to cause cancer or reproductive harm.
⚠️ Not CARB Approved — Race/off-road use only. Not legal for street use on California-registered vehicles.
⚠️ CARB Acknowledgment Required — Buyer must confirm emissions compliance at checkout.
Identification
| Brand | KraftWerks |
|---|---|
| Part Number | krtR50-3881-BLK |
| MFR Part # | R50-3881-BLK |
| Item ID | 521411 |
| Price Group | KraftWerks |
| Born-On Date | 2022-09-09 |
| Category | Forced Induction |
| Subcategory | Superchargers |
Dimensions & Shipping
| Dimensions | 18.0" × 10.0" × 10.0" (L×W×H) |
|---|---|
| Weight | 16.00 lbs |
| LTL Freight | Standard Parcel |
| Air Shipping | Eligible |
Stock & Availability
| Status | ✓ In Stock (4 locations) |
|---|---|
| Warehouses |
● 01
● 02
● 03
● 59
|
| Regular Stock | No |
| Powersports | No |
Compliance & Regulations
| Prop 65 | ⚠ Warning Required |
|---|---|
| CARB | Not CARB Approved |
| CARB Ack. | Required |
| Active | Active |