SKU: 22941 | UPC: 84663229411
Moroso GM LS Louvered Windage Tray 22941 Fits 1997-2007 Gen III/IV LS Engines
The Moroso 22941 Louvered Windage Tray controls oil splash in GM LS-series engines for better crankshaft lubrication and power gains up to 15 HP by cutting windage drag. Designed for Gen III and IV LS1 LS2 LS6 engines in vehicles like Chevrolet Corvette Camaro Firebird and Silverado it installs under the oil pan using stock mounts. Steel louvers direct oil back to the sump fast for consistent performance in racing or street use.
Key Features
- Louvered Steel Design: Channels oil away from rotating assembly to slash windage losses and prevent aeration
- CAD Engineered Fit: Matches factory oil pan and block contours for zero clearance issues on cathedral port LS heads
- Heavy Gauge Steel: Built tough to handle high RPM and boost without flexing or failure
- Complete Hardware Kit: Includes bolts spacers and washers for direct bolt-on setup
- HP Gains: Delivers measurable power increase by minimizing parasitic crank drag
Product Notes
- Remove factory windage tray or baffle during install for proper clearance
- Works with stock GM deep sump oil pans and most aftermarket pans
- Special order item expect 3-5 business days processing
Installation Notes
- Professional installation recommended.
- Drain oil and drop oil pan to access mounting points
- Uses factory LS block holes no drilling or modifications needed
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1997-2004 | Chevrolet | Corvette | Base LS1 LS6 |
| 1998-2002 | Chevrolet | Camaro | Z28 SS LS1 |
| 1998-2002 | Pontiac | Firebird | Formula Trans Am LS1 |
| 1999-2007 | Chevrolet | Silverado 1500 | 5.3L 6.0L |
| 1999-2006 | Chevrolet | Silverado 2500 | 6.0L 8.1L |
| 2004-2006 | Chevrolet | Corvette | LS2 |
Why Choose Moroso?
- Race proven in NHRA Top Fuel and Pro Stock since 1958
- Leads oil control technology for engines worldwide
- Precision stamped in USA for exact tolerances
Frequently Asked Questions
- Q: Will this fit rectangle port LS3 engines?
A: Designed for cathedral port Gen III/IV LS1 LS2 LS6 blocks verify oil pan compatibility for LS3 use - Q: What material is the tray made from?
A: 16-gauge stamped steel with zinc plating for corrosion resistance and strength - Q: Is a warranty included and what about install?
A: Backed by Moroso limited lifetime warranty professional install advised torque bolts to 18 ft-lbs
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Cardboard box 21 x 12 x 2 inches
- Weight: 3.2 lbs





Reviews
There are no reviews yet.