# Diode Dynamics 921 XPR LED Bulb - Cool - White (Pair) Features Direct replacement for factory incandescent 921-size bulb. 16 high-power LEDs arranged on all four sides. Fully metal heatsinking for maximum output. Inductive constant-current drive circuit. Increased output with LED Appearance. Plug and play, simple installation. 720 lumens per bulb. Overview Upgrade. Add more light output and a modern appearance to your vehicle with the 921 XPR bulb. Each of the four sides of this bulb is populated with 4 high power LED chips for maximum brightness. Housed in an aluminum casing with a textured finish for superior heatsinking properties, the XPR will last for years to come. Best of all, installation only takes minutes - simply take out your factory bulb and the XPR will fit snugly in the socket. Brightness. At 720 lumens, the XPR will provide significantly more light output than your factory bulb. All Diode Dynamics LED lighting is rated with accurate, measured lumen figures, not calculations or guesses. We test the true output in-house, and provide you the real numbers to compare. Reliability. This bulb is built with constant-current circuitry, along with transient suppression. That means this bulb will last for years, not months, with no flickering or failure. And like every Diode Dynamics product, it's backed by an industry-leading three-year replacement warranty. Experience. After over a decade in business, Diode Dynamics is the most trusted name in automotive LED lighting. We assemble and engineer products ourselves in the United States, for high quality and fast time-to-market of the newest and brightest LED technologies. We pride ourselves in offering only quality LED products that will exceed your expectations. Please contact us if you'd like to discuss your lighting project! - Sixteen high-power LEDs arranged on all four sides. - Molded construction with sturdy double terminals - Direct replacement for your factory bulb - Plug and play no modification needed. - Increased output with LED appearance. - Increased output with LED Appearance - Plug and play simple installation This Part Fits: Year Make Model Submodel 2013-2022 Acura ILX Base 2013-2014 Acura ILX Hybrid 2001-2013 Acura MDX Base 2001-2006 Acura MDX Touring 2013-2018 Acura RDX Base 2014-2019 Acura RLX Base 2014,2016-2019 Acura RLX Sport Hybrid SH-AWD 2005-2006 Acura RSX Base 2005-2006 Acura RSX Type-S 1999-2014 Acura TL Base 2009-2014 Acura TL SH-AWD 2002-2003,2007-2008 Acura TL Type-S 2006-2013 Audi A3 Base 2010-2013 Audi A3 TDI 2009-2014 Audi A4 Base 2009 Audi A4 Cabriolet 2015-2016 Audi A4 Premium 2015-2016 Audi A4 Premium Plus 2015 Audi A4 Prestige 2010-2014 Audi A5 Cabriolet 2006-2011 Audi A6 Base 2012-2015 Audi A6 Premium 2012-2015 Audi A6 Premium Plus 2013-2016 Audi allroad Premium 2013-2016 Audi allroad Premium Plus 2013-2015 Audi allroad Prestige 2017-2018 Audi Q3 Premium 2015-2018 Audi Q3 Premium Plus 2015-2017 Audi Q3 Prestige 2013-2016 Audi Q5 Hybrid Prestige 2009-2019 Audi Q5 Premium 2009-2019 Audi Q5 Premium Plus 2009-2019 Audi Q5 Prestige 2014-2016 Audi Q5 TDI Premium Plus 2016 Audi Q5 TDI Premium Plus S-Line 2014-2016 Audi Q5 TDI Prestige 2016 Audi Q5 TDI Prestige S-Line 2007-2010 Audi Q7 Base 2007-2015 Audi Q7 Premium 2011-2015 Audi Q7 Premium Plus 2010-2015 Audi Q7 Prestige 2009-2010 Audi Q7 TDI 2011-2015 Audi Q7 TDI Premium 2011-2015 Audi Q7 TDI Premium Plus 2011-2015 Audi Q7 TDI Prestige 2013-2015 Audi RS5 Base 2014-2015 Audi RS5 Cabriolet 2010-2013 Audi S4 Base 2009 Audi S4 Cabriolet 2014-2016 Audi S4 Premium Plus 2014-2016 Audi S4 Prestige 2008-2013,2017 Audi S5 Base 2010-2013 Audi S5 Cabriolet 2014-2016,2018 Audi S5 Premium Plus 2014-2016,2018 Audi S5 Prestige 2007-2011,2013-2015 Audi S6 Base 2007-2008 Audi S8 Base 2019 Audi SQ5 Premium 2014-2019 Audi SQ5 Premium Plus 2014-2019 Audi SQ5 Prestige 2008-2009 Audi TT Base 2016-2019 Buick Cascada Base 2016-2019 Buick Cascada Premium 2017-2019 Buick Cascada Sport Touring 2018-2024 Buick Enclave Avenir 2012-2013,2018 Buick Enclave Base 2014-2017 Buick Enclave Convenience 2008-2011 Buick Enclave CX 2008-2011 Buick Enclave CXL 2018-2024 Buick Enclave Essence 2014-2017 Buick Enclave Leather 2019-2021 Buick Enclave Preferred 2014-2024 Buick Enclave Premium 2013-2021 Buick Encore Base 2013-2016 Buick Encore Convenience 2017-2020 Buick Encore Essence 2013-2016 Buick Encore Leather 2017-2021 Buick Encore Preferred 2017-2018 Buick Encore Preferred II 2013-2018 Buick Encore Premium 2016-2020 Buick Encore Sport Touring 2017-2020 Buick Envision Base 2017-2020 Buick Envision Essence 2017-2020 Buick Envision Preferred 2016-2020 Buick Envision Premium 2019-2020 Buick Envision Premium II 2018 Buick LaCrosse Avenir 2012-2018 Buick LaCrosse Base 2012 Buick LaCrosse Convenience 2005-2011 Buick LaCrosse CX 2005-2011 Buick LaCrosse CXL 2005-2008,2010-2011 Buick LaCrosse CXS 2017-2018 Buick LaCrosse Essence 2012-2016 Buick LaCrosse Leather 2017-2018 Buick LaCrosse Preferred 2012-2018 Buick LaCrosse Premium 2016 Buick LaCrosse Sport Touring 2008-2009 Buick LaCrosse Super 2012-2013 Buick LaCrosse Touring 2006-2011 Buick Lucerne CX 2006-2011 Buick Lucerne CXL 2010 Buick Lucerne CXL Special Edition 2006-2008 Buick Lucerne CXS 2008-2011 Buick Lucerne Super 2014-2017 Buick Regal Base 2014-2017 Buick Regal GS 2014-2017 Buick Regal Premium 2016-2017 Buick Regal Sport Touring 2019-2020 Buick Regal Sportback Avenir 2018-2020 Buick Regal Sportback Base 2018-2020 Buick Regal Sportback Essence 2018-2020 Buick Regal Sportback GS 2018-2020 Buick Regal Sportback Preferred 2018-2019 Buick Regal Sportback Preferred II 2018-2020 Buick Regal TourX Base 2018-2020 Buick Regal TourX Essence 2018-2020 Buick Regal TourX Preferred 2012-2017 Buick Verano Base 2012-2016 Buick Verano Convenience 2012-2017 Buick Verano Leather 2013-2016 Buick Verano Premium 2016-2017 Buick Verano Sport Touring 2013 Buick Verano Turbo 2016-2018 Cadillac CT6 Base 2016-2020 Cadillac CT6 Luxury 2016-2020 Cadillac CT6 Platinum 2017-2018 Cadillac CT6 Plug-In 2016-2020 Cadillac CT6 Premium Luxury 2019 Cadillac CT6 Sport 2019-2020 Cadillac CT6 V 2014-2019 Cadillac CTS Base 2014-2019 Cadillac CTS Luxury 2014-2016 Cadillac CTS Performance 2014-2016 Cadillac CTS Premium 2017-2019 Cadillac CTS Premium Luxury 2014-2019 Cadillac CTS V 2014-2019 Cadillac CTS Vsport 2014-2016 Cadillac CTS Vsport Premium 2017-2019 Cadillac CTS Vsport Premium Luxury 2014-2016 Cadillac ELR Base 2019-2020 Cadillac XT4 Luxury 2019-2020 Cadillac XT4 Premium Luxury 2019-2020 Cadillac XT4 Sport 2017-2019 Cadillac XT5 Base 2017-2019 Cadillac XT5 Luxury 2017-2019 Cadillac XT5 Platinum 2017-2019 Cadillac XT5 Premium Luxury 2013-2019 Cadillac XTS Base 2013-2019 Cadillac XTS Livery 2013-2019 Cadillac XTS Luxury 2013-2019 Cadillac XTS Platinum 2013-2016 Cadillac XTS Premium 2017-2019 Cadillac XTS Premium Luxury 2014-2019 Cadillac XTS Vsport Platinum 2014-2016 Cadillac XTS Vsport Premium 2017 Cadillac XTS Vsport Premium Luxury 2013 Chevrolet Avalanche Black Diamond LS 2013 Chevrolet Avalanche Black Diamond LT 2013 Chevrolet Avalanche Black Diamond LTZ 2007-2012 Chevrolet Avalanche LS 2007-2012 Chevrolet Avalanche LT 2007-2012 Chevrolet Avalanche LTZ 2019 Chevrolet Blazer Base 2019 Chevrolet Blazer L 2019 Chevrolet Blazer Premier 2019 Chevrolet Blazer RS 2017-2021 Chevrolet Bolt EV LT 2017-2021 Chevrolet Bolt EV Premier 2014-2015 Chevrolet Camaro LS 2014-2015 Chevrolet Camaro LT 2014-2015 Chevrolet Camaro SS 2014-2015 Chevrolet Camaro Z/28 2014-2015 Chevrolet Camaro ZL1 2013-2017 Chevrolet Caprice PPV 2013-2015 Chevrolet Captiva Sport LS 2013-2015 Chevrolet Captiva Sport LT 2013-2015 Chevrolet Captiva Sport LTZ 2015-2018 Chevrolet City Express LS 2015-2018 Chevrolet City Express LT 2005,2010 Chevrolet Cobalt Base 2005-2010 Chevrolet Cobalt LS 2005-2010 Chevrolet Cobalt LT 2006-2007 Chevrolet Cobalt LTZ 2008 Chevrolet Cobalt Sport 2005-2010 Chevrolet Cobalt SS 2004,2015-2020 Chevrolet Colorado Base 2004,2006-2008 Chevrolet Colorado LS 2006-2012,2015-2026 Chevrolet Colorado LT 2004-2005 Chevrolet Colorado Sport 2004-2005 Chevrolet Colorado Sport LS 2023-2026 Chevrolet Colorado Trail Boss 2006-2012,2015-2026 Chevrolet Colorado WT 2004-2005,2015-2026 Chevrolet Colorado Z71 2004-2005 Chevrolet Colorado Z71 LS 2004-2005 Chevrolet Colorado Z85 2004-2005 Chevrolet Colorado Z85 LS 2017-2026 Chevrolet Colorado ZR2 2014-2015,2017-2019 Chevrolet Cruze Diesel 2011-2015 Chevrolet Cruze Eco 2015-2019 Chevrolet Cruze L ## Details - **Price:** 158.88 CAD - **Vendor:** Diode Dynamics - **Type:** Bulbs ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 158.88 CAD | In stock | ## Images - Photo - Primary - User 1 - Logo Image - Logo Image --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/diode-dynamics-921-xpr-led-bulb-cool-white-pair) > Updated: 2026-07-05