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#41869512
LS1 DIY Custom Fab Header Build Kit, 2" Primaries
- Header kit for LS1 engines
- Features 2 inch tube diameter
- Universal sprint style design
$297.99
/each
In Stock
Quantity
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Product Summary
Long Tube Header Tube Type, Standard Flange Style, Raw
- Header kit for LS1 engines
- Features 2 inch tube diameter
- Universal sprint style design
- Sold as a kit
Key Specs
| MFG. Part # | 41869512 |
| Header Tube Type | Long Tube |
| Flange Style | Standard |
| Primary Tube Diameter | 2" |
| Material Type | Steel |
Need To Know
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855.313.9176Quick and Easy Returns
Return PolicySpeedway Motors 41869512 Details
Speedway Motors 41869512 Details
Header kit for LS1 engines. Features 2 inch tube diameter. Universal sprint style design. Sold as a kit.
- For LS1 engines
- 2 inch tube diameter
- Gaskets included
- Hardware included
- Sold as a kit
Charts
Header Dimension Chart (JPG)
Guides & Documents
CARB Warning
For race/ off road use or for use on pre-1966 vehicles.
CARB Warning
For race/ off road use or for use on pre-1966 vehicles.
Speedway Motors 41869512 Specifications
Speedway Motors 41869512 Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 41869512 |
| Brand | Speedway Motors |
| Header Tube Type | Long Tube |
| Flange Style | Standard |
| Primary Tube Diameter | 2" |
| Material Type | Steel |
| Color | Natural |
| Weld-Up | Yes |
| Collector Diameter | 3-1/2 Inch |
| Finish | Raw |
| Hardware Included | Yes |
| Gasket(s) Included | Yes |
| GENERAL | |
| Sold in Quantity | Kit |
Ratings & Reviews
5
2 Reviews
Customers praise the product for its excellent fit and affordable price. Users have successfully customized it to their style, appreciating its adaptability. High-quality materials and brilliant design are standout features, increasing user satisfaction through ease of use and safety. Many recommend this product over competitors, highlighting its superior practicality and value.
Ratings & Reviews
5
2 Reviews
Customers praise the product for its excellent fit and affordable price. Users have successfully customized it to their style, appreciating its adaptability. High-quality materials and brilliant design are standout features, increasing user satisfaction through ease of use and safety. Many recommend this product over competitors, highlighting its superior practicality and value.
5
2 reviews
5
2
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Filter by Ratings
Yes I would bye this again.
5.0
2 years ago
Black Flag.
Adelanto
Verified
It Fits Great.
LS1 Header kit
5.0
9 years ago
Nova65LS
Anaheim California
Verified
Fabricated my own style to fit, with no issues price was affordable.
Would Recommend

Showing 2 of 2 reviews
Questions & Answers
Questions & Answers
3 Questions • 3 Answers
What size gage is the tubing?
by Jimbob
• 8 years ago
1 answer
View Answer
What is the collector size? 3.5?
by Mike
• 9 years ago
1 answer
View Answer
Flang thickness? Mild steel?
by Kyle
• 10 years ago
1 answer
View Answer
3 of 3 questions shown
Fitment
Fitment
2004 Buick Rainier
GM LM4
2004-2005 Cadillac CTS
GM LS6
2006-2007 Cadillac CTS
GM LS2
2002-2011 Cadillac Escalade
GM LM7
GM LQ9
2012 Cadillac Escalade
6.2 Chevy LS V8
2015-2020 Cadillac Escalade
6.2 Chevy LT V8
2003-2006 Cadillac Escalade ESV
GM LM7
GM LQ9
2007-2012 Cadillac Escalade ESV
6.2 Chevy LS V8
2015-2020 Cadillac Escalade ESV
6.2 Chevy LT V8
2002-2006 Cadillac Escalade EXT
GM LM7
GM LQ9
2007-2012 Cadillac Escalade EXT
6.2 Chevy LS V8
2007-2011 Chevy Avalanche
GM L76
GM LC9
GM LMG
GM LY5
2012-2013 Chevy Avalanche
GM LY5
2002-2006 Chevy Avalanche 1500
GM LM7
2000-2002 Chevy C1500
4.8 Chevy LS V8
GM LM7
GM LQ4
1998-2002 Chevy Camaro
GM LS1
1997-2000 Chevy Corvette
GM LS1
2001-2004 Chevy Corvette
GM LS1
GM LS6
2005-2007 Chevy Corvette
GM LS2
1999 Chevy Silverado 1500
4.8 Chevy LS V8
GM LM7
2000-2011 Chevy Silverado 1500
4.8 Chevy LS V8
GM L20
GM LM7
GM LY2
2012-2014 Chevy Silverado 1500
4.8 Chevy LS V8
GM LM7
2015-2023 Chevy Silverado 1500
5.3 Chevy LT V8
6.2 Chevy LT V8
2007 Chevy Silverado 1500 Classic
GM LQ4
2001-2003 Chevy Silverado 1500 HD
GM LQ4
2005-2006 Chevy Silverado 1500 HD
GM LQ4
2007 Chevy Silverado 1500 HD
GM LQ9
2007 Chevy Silverado 1500 HD Classic
GM LQ4
2000-2004 Chevy Silverado 2500
GM LM7
GM LQ4
2005 Chevy Silverado 2500
GM LQ9
2001-2011 Chevy Silverado 2500 HD
GM LQ4
2007 Chevy Silverado 2500 HD Classic
GM LQ4
2001-2006 Chevy Silverado 3500
GM LQ4
2007 Chevy Silverado 3500 Classic
GM LQ4
2007-2011 Chevy Silverado 3500 HD
GM LQ4
2003-2004 Chevy SSR
GM LM4
2014 Chevy Suburban
GM LMG
GM LY5
2015 Chevy Suburban
5.3 Chevy LT V8
6.2 Chevy LT V8
2018-2023 Chevy Suburban
5.3 Chevy LT V8
6.2 Chevy LT V8
2000-2001 Chevy Suburban 1500
GM LM7
2002-2006 Chevy Suburban 1500
GM L59
GM LM7
2007-2009 Chevy Suburban 1500
GM LC9
GM LMG
GM LY5
2010-2011 Chevy Suburban 1500
GM LC9
GM LMG
2012-2014 Chevy Suburban 1500
GM LMG
GM LY5
2000-2006 Chevy Suburban 2500
GM LQ4
2012-2013 Chevy Suburban 2500
GM LMG
GM LY5
2016-2019 Chevy Suburban 3500 HD
5.3 Chevy LT V8
6.2 Chevy LT V8
2000-2006 Chevy Tahoe
4.8 Chevy LS V8
GM L59
GM LM7
2007 Chevy Tahoe
4.8 Chevy LS V8
GM LMG
GM LY5
2008 Chevy Tahoe
6.2 Chevy LS V8
GM LC9
GM LMG
2009-2011 Chevy Tahoe
GM LC9
GM LMG
2012-2014 Chevy Tahoe
GM LMG
GM LY5
2015-2023 Chevy Tahoe
5.3 Chevy LT V8
6.2 Chevy LT V8
2002-2005 Chevy Trailblazer
GM LH6
2006-2009 Chevy Trailblazer
GM LS2
2002-2009 GMC Envoy
GM LM4
2002-2006 GMC Envoy XL
GM LM4
2004-2005 GMC Envoy XUV
GM LM4
2001-2005 GMC Savana 1500
4.8 Chevy LS V8
GM LM7
GM LQ4
2006 GMC Savana 1500
4.8 Chevy LS V8
GM L33
GM LM7
GM LQ4
2007-2014 GMC Savana 1500
4.8 Chevy LS V8
GM L33
GM LQ4
2001-2005 GMC Savana 2500
4.8 Chevy LS V8
GM LM7
GM LQ4
2006-2013 GMC Savana 2500
4.8 Chevy LS V8
GM L33
GM LQ4
2014-2019 GMC Savana 2500
5.3 Chevy LT V8
2002-2005 GMC Savana 3500
4.8 Chevy LS V8
GM LM7
GM LQ4
2006-2013 GMC Savana 3500
4.8 Chevy LS V8
GM L33
GM LQ4
2014-2019 GMC Savana 3500
5.3 Chevy LT V8
2019 GMC Sierra
5.3 Chevy LT V8
1999-2011 GMC Sierra 1500
GM L20
GM LC9
GM LMG
2012-2013 GMC Sierra 1500
5.3 Chevy LT V8
6.2 Chevy LT V8
2014-2023 GMC Sierra 1500
5.3 Chevy LT V8
2007 GMC Sierra 1500 Classic
GM L33
GM L59
GM LM7
2001-2003 GMC Sierra 1500 HD
GM LQ4
2005-2006 GMC Sierra 1500 HD
GM LQ4
2007 GMC Sierra 1500 HD
5.3 Chevy LT V8
2007 GMC Sierra 1500 HD Classic
GM LQ4
2019 GMC Sierra 1500 Limited
5.3 Chevy LT V8
1999-2001 GMC Sierra 2500
GM LM7
GM LQ4
2002-2004 GMC Sierra 2500
GM LQ4
2001-2011 GMC Sierra 2500 HD
GM LQ4
2007 GMC Sierra 2500 HD Classic
GM LQ4
2001-2006 GMC Sierra 3500
GM LQ4
2007 GMC Sierra 3500 Classic
GM LQ4
2001 GMC Sierra C3
GM LQ4
2000-2011 GMC Yukon
4.8 Chevy LS V8
GM L20
GM LM7
GM LY2
2012-2013 GMC Yukon
GM LC9
GM LMG
2014-2022 GMC Yukon
5.3 Chevy LT V8
6.2 Chevy LT V8
2023 GMC Yukon
5.3 Chevy LT V8
2015-2020 GMC Yukon XL
5.3 Chevy LT V8
2000 GMC Yukon XL 1500
GM LM7
2001-2011 GMC Yukon XL 1500
GM L59
GM LM7
GM LQ4
2000-2011 GMC Yukon XL 2500
GM LQ4
2003-2007 Hummer H2
GM LQ4
2008-2009 Hummer H2
6.2 Chevy LS V8
2008-2009 Hummer H3
GM LH8
2009 Hummer H3T
GM LH8
1998-2002 Pontiac Firebird
GM LS1
2004 Pontiac GTO
GM LS1
2005-2006 Pontiac GTO
GM LS2
