Edelbrock part #71413 LS3 Cross-Ram intake manifold is designed for Gen IV engines with LS3, L92 and L76 rectangular port cylinder heads. The Cross-Ram LS3 is ideal for anybody looking to combine great looks and outstanding performance between 1,500 - 7,000 rpm. The unique dual-plenum design features 13" long runners with flanges that will accept two, 90mm GM LS3 throttle bodies. The unique cross-ram dual-plenum design is ideal for twin turbo applications. When matched with high flowing air filters and inlet tubes, the dual-plenum system gives neck-snapping performance with plenty of options for engine builders and tuners.
Installation InstructionsInstallation Instructions
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2007-2008 | Cadillac | Escalade | Base |
| 2008 | Cadillac | Escalade | Platinum |
| 2007-2008 | Cadillac | Escalade ESV | Base |
| 2008 | Cadillac | Escalade ESV | Platinum |
| 2007-2008 | Cadillac | Escalade EXT | Base |
| 2007-2009 | Chevrolet | Avalanche | LT |
| 2007-2009 | Chevrolet | Avalanche | LTZ |
| 2010-2015 | Chevrolet | Camaro | SS |
| 2008-2013 | Chevrolet | Corvette | Base |
| 2010-2013 | Chevrolet | Corvette | Grand Sport |
| 2007-2009 | Chevrolet | Silverado 1500 | LT |
| 2007-2009 | Chevrolet | Silverado 1500 | LTZ |
| 2014-2017 | Chevrolet | SS | Base |
| 2007-2009 | Chevrolet | Suburban 1500 | LT |
| 2007-2009 | Chevrolet | Suburban 1500 | LTZ |
| 2008 | Chevrolet | Tahoe | LTZ |
| 2007-2008 | GMC | Sierra 1500 | Denali |
| 2007-2009 | GMC | Sierra 1500 | SLE |
| 2007-2009 | GMC | Sierra 1500 | SLT |
| 2007-2008 | GMC | Yukon | Denali |
| 2007-2008 | GMC | Yukon XL 1500 | Denali |
| 2007-2009 | GMC | Yukon XL 1500 | SLE |
| 2007-2009 | GMC | Yukon XL 1500 | SLT |
| 2008 | Hummer | H2 | Base |
| 2008-2009 | Pontiac | G8 | GT |
| 2009 | Pontiac | G8 | GXP |
Most items ship directly from authorized distributors. Lead times vary by brand and availability.
Returns are permitted within 30 days of receiving your order under specific conditions. For more information, view our Return & Refund Policy
Professional installation available at our Metro Atlanta facility. Contact us to schedule your build.

