FAST
FAST Manifold Lower ShellLSXR LS1 146301
FAST Manifold Lower ShellLSXR LS1 146301
Part number: 13CHN
Regular price
$375.34 USD
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$375.34 USD
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- Free fitment check before you order
Manifold Lower ShellLSXR LS1 146301 from FAST. The part number and specifications are listed below. The intake manifold carries air from the throttle body to each cylinder.
Quick facts
- Brand: FAST
- Part type: Intake manifold
Listed fitment
- 2001 - 2004 Avanti II Base
- 2008 - 2009 Buick LaCrosse CXL, CX, Super
- 2008 Buick LaCrosse CXS
- 2004 - 2007 Buick Rainier CXL
- 2004 - 2005 Buick Rainier CXL Plus
- 2002 - 2013 Cadillac Escalade Base
- 2010 - 2013 Cadillac Escalade Hybrid Platinum
- 2009 - 2013 Cadillac Escalade Hybrid, Platinum
- 2011 - 2013 Cadillac Escalade Luxury, Premium
- 2012 Cadillac Escalade Special Edition
- 2007 - 2013 Chevrolet Avalanche Base
- 2013 Chevrolet Avalanche Black Diamond LTZ, Black Diamond LS, Black Diamond LT
- 2007 - 2012 Chevrolet Avalanche LS, LT, LTZ
- 2002 - 2006 Chevrolet Avalanche 1500 Base, LT, Z71, LS
- 2002 - 2003 Chevrolet Avalanche 1500 North Face, On Road Edition
- 2003 Chevrolet Avalanche 1500 WBH
- 2004 - 2006 Chevrolet Avalanche 1500 Z66
- 2009 - 2012 Chevrolet Colorado WT, LT, Base
- 2003 - 2007 Chevrolet Express 1500 Base, LS
- 2006 - 2007 Chevrolet Express 1500 LT
- 2003 - 2019 Chevrolet Express 2500 Base, LS
- 2010 - 2019 Chevrolet Express 2500 LT
- 2010 - 2019 Chevrolet Express 3500 LT, Base, LS
- 2008 Chevrolet Impala 50th Anniversary Edition
- 2006 - 2009 Chevrolet Impala LTZ, LS, SS, LT, Police
- 2016 - 2017 Chevrolet LCF 3500 Base
- 2006 - 2007 Chevrolet Monte Carlo LS, LT, SS
- 2006 Chevrolet Monte Carlo LTZ
- 2002 Chevrolet Silverado 1500 Custom
- 2004 - 2013 Chevrolet Silverado 1500 Hybrid
- 1999 - 2013 Chevrolet Silverado 1500 LS, LT, Base
- 2007 - 2013 Chevrolet Silverado 1500 LTZ
- 2003 - 2006 Chevrolet Silverado 1500 SS
- 2002 - 2013 Chevrolet Silverado 1500 WT
- 2010 - 2013 Chevrolet Silverado 1500 XFE
- 2004 Chevrolet Silverado 1500 Z71
- 2007 Chevrolet Silverado 1500 Classic Hybrid, LT, LS, WT, SS
- 1999 - 2000 Chevrolet Silverado 2500 Base, LT, LS
- 2015 - 2019 Chevrolet Silverado 2500 HD High Country
- 2010 - 2019 Chevrolet Silverado 2500 HD LTZ, WT, LT
- …and 76 more
Tip: Fit new intake gaskets and torque the bolts in sequence to avoid vacuum leaks.

FAST intake manifold: what to know
Cracked plastic manifolds and leaking gaskets cause vacuum leaks, rough idle and lean codes.
Fitment notes
- Specs, lead time and warranty come from FAST and can change. The details above this guide are the latest we have.
Not sure it fits? Message us your vehicle details and we'll double-check fitment before you buy.
Ask about fitmentWhat else to plan for
- Intake manifold gaskets. Always new.
- Vacuum hoses. Old hoses crack when disturbed.
More for your car: All Intake Manifolds · Fuel & air intake
Questions about intake manifold
Will this fit my car?
Check the title and details above for the vehicles and part number it is listed for. If you are not sure, contact us with your year, make, model, engine and trim and we will confirm fitment before you order.
What are signs of an intake leak?
Rough idle, hissing, lean codes and coolant loss on some engines.
Where do specs and warranty details come from?
From FAST. Each brand sets its own specs, lead times and warranty terms, and they can change. The product details above are the latest we have.
Questions & answers
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