{"product_id":"afe-silver-bullet-throttle-body-spacer-kit-for-honda-civic-si-and-accord-part-number-46-37001","title":"aFe Silver Bullet Throttle Body Spacer Kit for Honda Civic Si and Accord, Part Number 46-37001","description":"Silver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency.  Silver Bullet throttle body spacers are constructed out of durable T-6061 billet aluminum and using a unique serrated\/helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers.\nSilver Bullet Throttle Body Spacer Kit Honda Civic Si 12-15 L4-2.4L\n\u003cul\u003e\n  \u003cli\u003ePrecision Machined From T-6061 Billet Aluminum\u003c\/li\u003e\n  \u003cli\u003eProduces Increased HP\/Torque\/Throttle Response\u003c\/li\u003e\n  \u003cli\u003eIncreased Air Volume For Better Performance\u003c\/li\u003e\n  \u003cli\u003e2 Year Limited Warranty\u003c\/li\u003e\n  \u003cli\u003eSpecial Helix Design\u003c\/li\u003e\n  \u003cli\u003eNo Annoying Whistle\u003c\/li\u003e\n  \u003cli\u003eFits w\/aFe Intakes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eImprove airflow into the engine with the aFe Silver Bullet Throttle Body Spacer, Part Number 46-37001. Designed for select Honda Civic Si, Honda Accord, and Acura TSX applications, this spacer uses a precision-engineered serrated and helix entry to create controlled turbulence near the intake manifold. The design helps increase air volume and may improve horsepower, torque, throttle response, and fuel efficiency when used with a properly matched intake system.\u003c\/p\u003e\u003cp\u003eConstructed from durable T-6061 billet aluminum, the aFe Silver Bullet spacer is built for reliable performance and long-term use. Its specialized entry design promotes airflow without the annoying whistle commonly associated with helix-only throttle body spacers. The kit is also compatible with aFe intake systems, making it a practical upgrade for supported applications. Installation hardware and components are supplied as provided by the manufacturer, and the product is backed by a 2-year limited warranty.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Product Specifications \u0026amp; Technical Data:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: aFe\u003c\/li\u003e\n\u003cli\u003eProduct Line: Silver Bullet\u003c\/li\u003e\n\u003cli\u003ePart Number: 46-37001\u003c\/li\u003e\n\u003cli\u003ePart Type: Throttle body spacer kit\u003c\/li\u003e\n\u003cli\u003eConstruction: T-6061 billet aluminum\u003c\/li\u003e\n\u003cli\u003eAirflow Design: Serrated and helix entry\u003c\/li\u003e\n\u003cli\u003eWarranty: 2-year limited warranty\u003c\/li\u003e\n\u003cli\u003eEmissions Information: EPA compliant; CARB Executive Order D-550-47\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e One aFe Silver Bullet throttle body spacer kit and manufacturer-supplied installation components. Fitment includes select 2008-2009 Honda Accord applications, 2012-2015 Honda Civic Si models with the 2.4L inline-four engine, and 2009-2012 Acura TSX applications. Verify the vehicle year, engine, trim, and intake configuration before ordering.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePrecision-machined T-6061 billet aluminum construction provides durable performance.\u003c\/li\u003e\n\u003cli\u003eSpecial serrated and helix design creates controlled airflow turbulence near the intake manifold.\u003c\/li\u003e\n\u003cli\u003eIncreased air volume can support improved horsepower, torque, throttle response, and fuel efficiency.\u003c\/li\u003e\n\u003cli\u003eDesigned to reduce the annoying whistle associated with helix-only throttle body spacers.\u003c\/li\u003e\n\u003cli\u003eCompatible with aFe intake systems on supported applications.\u003c\/li\u003e\n\u003cli\u003eBacked by a 2-year limited warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitments:\u003cbr\u003e\n2008 Honda Accord EX\u003cbr\u003e\n2008 Honda Accord EX-L\u003cbr\u003e\n2008 Honda Accord LX\u003cbr\u003e\n2008 Honda Accord LX-P\u003cbr\u003e\n2008 Honda Accord LX-S\u003cbr\u003e\n2009 Acura TSX Base\u003cbr\u003e\n2009 Honda Accord EX\u003cbr\u003e\n2009 Honda Accord EX-L\u003cbr\u003e\n2009 Honda Accord LX\u003cbr\u003e\n2009 Honda Accord LX-P\u003cbr\u003e\n2009 Honda Accord LX-S\u003cbr\u003e\n2010 Acura TSX Base\u003cbr\u003e\n2010 Honda Accord EX\u003cbr\u003e\n2010 Honda Accord EX-L\u003cbr\u003e\n2010 Honda Accord LX\u003cbr\u003e\n2010 Honda Accord LX-P\u003cbr\u003e\n2010 Honda Accord LX-S\u003cbr\u003e\n2011 Acura TSX Base\u003cbr\u003e\n2011 Honda Accord EX\u003cbr\u003e\n2011 Honda Accord EX-L\u003cbr\u003e\n2011 Honda Accord LX\u003cbr\u003e\n2011 Honda Accord LX-P\u003cbr\u003e\n2011 Honda Accord LX-S\u003cbr\u003e\n2011 Honda Accord SE\u003cbr\u003e\n2012 Acura TSX Base\u003cbr\u003e\n2012 Acura TSX Special Edition\u003cbr\u003e\n2012 Honda Accord EX\u003cbr\u003e\n2012 Honda Accord EX-L\u003cbr\u003e\n2012 Honda Accord LX\u003cbr\u003e\n2012 Honda Accord LX-P\u003cbr\u003e\n2012 Honda Accord LX-S\u003cbr\u003e\n2012 Honda Accord SE\u003cbr\u003e\n2012 Honda Civic Si\u003cbr\u003e\n2013 Acura ILX Base\u003cbr\u003e\n2013 Acura TSX Base\u003cbr\u003e\n2013 Acura TSX Special Edition\u003cbr\u003e\n2013 Honda Accord EX\u003cbr\u003e\n2013 Honda Accord EX-L\u003cbr\u003e\n2013 Honda Accord LX\u003cbr\u003e\n2013 Honda Accord LX-S\u003cbr\u003e\n2013 Honda Accord Sport\u003cbr\u003e\n2013 Honda Civic Si\u003cbr\u003e\n2014 Acura ILX Base\u003cbr\u003e\n2014 Acura TSX Base\u003cbr\u003e\n2014 Acura TSX Special Edition\u003cbr\u003e\n2014 Honda Accord EX\u003cbr\u003e\n2014 Honda Accord EX-L\u003cbr\u003e\n2014 Honda Accord LX\u003cbr\u003e\n2014 Honda Accord LX-S\u003cbr\u003e\n2014 Honda Accord Sport\u003cbr\u003e\n2014 Honda Civic Si\u003cbr\u003e\n2015 Acura ILX Base\u003cbr\u003e\n2015 Honda Accord EX\u003cbr\u003e\n2015 Honda Accord EX-L\u003cbr\u003e\n2015 Honda Accord LX\u003cbr\u003e\n2015 Honda Accord LX-S\u003cbr\u003e\n2015 Honda Accord Sport\u003cbr\u003e\n2015 Honda Civic Si\u003cbr\u003e\n2016 Honda Accord EX\u003cbr\u003e\n2016 Honda Accord EX-L\u003cbr\u003e\n2016 Honda Accord LX\u003cbr\u003e\n2016 Honda Accord LX-S\u003cbr\u003e\n2016 Honda Accord Sport\u003cbr\u003e\n2017 Honda Accord EX\u003cbr\u003e\n2017 Honda Accord EX-L\u003cbr\u003e\n2017 Honda Accord LX\u003cbr\u003e\n2017 Honda Accord LX-S\u003cbr\u003e\n2017 Honda Accord Sport\u003cbr\u003e\n2017 Honda Accord Sport Special Edition\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; 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