What vehicles does this flange fit?Kooks LS1 Flanges precisely fit 1997-2015 Buick LaCrosse, Cadillac CTS, Chevrolet Camaro/Corvette/SS, and Pontiac Firebird/G8/GTO models.Do I need a professional to install this flange?Professional installation is recommended to ensure optimal exhaust flow and superior engine performance for your custom exhaust build.KSH Flanges are engineered for GM LS engines and deliver optimal exhaust flow, achieving an 8/10 score for Street Performance. Constructed from T304 aircraft quality steel, these flanges provide a robust foundation for custom exhaust builds. Experience superior engine performance and enhanced durability with these precision-engineered components.Key FeaturesKooks GM LS Engines 1 7/8in SS LS1 Flange (Bank)T304 Air Craft Quality SteelWhy Choose the KSH FlangesDelivers optimal exhaust flow for increased horsepower and torque.Achieves superior engine performance with precision-engineered fitment.Provides a robust foundation for custom exhaust builds.Transforms your LS engine’s breathing for a more aggressive sound.Who Is This For?Street Performance 8/10T304 steel ensures maximum exhaust flow and durability.Track / Autocross 8/10T304 steel ensures maximum exhaust flow and durability.Drag Racing 8/10T304 steel ensures maximum exhaust flow and durability.Racing Competition 8/10T304 steel ensures maximum exhaust flow and durability.Engine Performance 9/10Ensures maximum exhaust flow for LS engines.Frequently Asked QuestionsWill the Kooks Headers KSH Flanges fit my vehicle?Direct fitment is confirmed for your 1997-2015 Buick LaCrosse, Cadillac CTS, Chevrolet Camaro/Corvette/SS, and Pontiac Firebird/G8/GTO models. These KSH flanges are engineered for precision fitment within this specific GM LS engine application. Expect a seamless integration with your existing exhaust system components.How difficult is the KSH Flanges installation?Professional installation is recommended for the Kooks Headers KSH Flanges. Confirm with a qualified technician for optimal fit and performance. This ensures the precision-engineered fitment is achieved correctly, maximizing exhaust flow benefits.What performance improvement does the KSH Flanges provide over stock?Expect enhanced engine performance, scoring a 9 out of 9 for Engine Performance. These flanges deliver optimal exhaust flow for increased horsepower and torque. This transforms your LS engine’s breathing for a more aggressive sound and superior output.Is the Kooks Headers KSH Flanges worth upgrading from OEM?Upgrading to KSH Flanges is highly recommended for performance enthusiasts. The T304 aircraft quality steel ensures maximum exhaust flow and durability, outperforming stock components. This provides a robust foundation for custom exhaust builds and sustained peak performance.What makes the KSH Flanges ideal for performance applications?KSH Flanges are engineered with T304 aircraft quality steel, delivering optimal exhaust flow for increased horsepower and torque. This robust foundation is crucial for performance applications like Street Performance and Track/Autocross, scoring an 8 out of 9 for both. Achieve superior engine performance with this precision-engineered component.Additional ResourcesOfficial Kooks Headers Product PageInstallation Guide (PDF)Important Notices Proposition 65 Warning: This product can expose you to chemicals including lead and/or other substances known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.{“@graph”:[{“mpn”:”7046-AS”,”sku”:”KSH7046-AS”,”name”:”KSH Flanges”,”@type”:”Product”,”brand”:{“url”:”https://www.kooksheaders.com/”,”name”:”Kooks Headers”,”@type”:”Brand”},”offers”:{“@type”:”Offer”,”price”:”45.94″,”seller”:{“url”:”https://www.motorsportmayhem.com”,”name”:”Motorsport Mayhem”,”@type”:”Organization”},”availability”:”https://schema.org/InStock”,”itemCondition”:”https://schema.org/NewCondition”,”priceCurrency”:”USD”,”priceValidUntil”:”2027-05-22″},”category”:”Flanges”,”description”:”Delivers optimal exhaust flow for increased horsepower and torque. Achieves superior engine performance with precision-engineered fitment. T304 aircraft quality steel ensures maximum exhaust flow and durability for your LS engine.”,”isRelatedTo”:{“name”:”Flanges”,”@type”:”Thing”},”alternateName”:”Kooks Headers LS Flanges Optimize Exhaust Flow”,”additionalProperty”:[{“name”:”Feature”,”@type”:”PropertyValue”,”value”:”Kooks GM LS Engines 1 7/8in SS LS1 Flange (Bank)”},{“name”:”Feature”,”@type”:”PropertyValue”,”value”:”T304 Air Craft Quality Steel”},{“name”:”Street Performance Rating”,”@type”:”PropertyValue”,”value”:”8/10″},{“name”:”Track / Autocross Rating”,”@type”:”PropertyValue”,”value”:”8/10″},{“name”:”Drag Racing Rating”,”@type”:”PropertyValue”,”value”:”8/10″},{“name”:”Racing Competition Rating”,”@type”:”PropertyValue”,”value”:”8/10″},{“name”:”Engine Performance Rating”,”@type”:”PropertyValue”,”value”:”9/10″}