







| SKU | DIODD4003 |
| MPN | DD4003 |
| EAN | 691026114965 |
| Units per SKU | 1.0 |
| Certifications | None |
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1997-2001 | Acura | Integra | GS |
| 1994-2001 | Acura | Integra | GS-R |
| 1994-2001 | Acura | Integra | LS |
| 1994-1998 | Acura | Integra | RS |
| 1995-1996 | Acura | Integra | Special Edition |
| 1997-1998,2000-2001 | Acura | Integra | Type R |
| 2001-2003 | Acura | MDX | Base |
| 2001-2003 | Acura | MDX | Touring |
| 1999 | Acura | NSX | Alex Zanardi Edition |
| 1991-2001 | Acura | NSX | Base |
| 1995-2001 | Acura | NSX | T |
| 2014-2016 | Buick | LaCrosse | Base |
| 2014-2016 | Buick | LaCrosse | Leather |
| 2014-2016 | Buick | LaCrosse | Premium |
| 2016 | Buick | LaCrosse | Sport Touring |
| 2000-2005 | Buick | LeSabre | Custom |
| 2000-2005 | Buick | LeSabre | Limited |
| 2014-2017 | Buick | Regal | Base |
| 2014-2017 | Buick | Regal | GS |
| 2014-2017 | Buick | Regal | Premium |
| 2016-2017 | Buick | Regal | Sport Touring |
| 2002-2007 | Buick | Rendezvous | CX |
| 2002-2003,2005 | Buick | Rendezvous | CX Plus |
| 2002-2007 | Buick | Rendezvous | CXL |
| 2002-2003,2005 | Buick | Rendezvous | CXL Plus |
| 2004-2005 | Buick | Rendezvous | Ultra |
| 2003-2007 | Cadillac | CTS | Base |
| 2003 | Cadillac | CTS | Luxury |
| 2003 | Cadillac | CTS | Luxury Sport |
| 2004-2007 | Cadillac | CTS | V |
| 2000,2002 | Cadillac | Escalade | Base |
| 2000-2004 | Cadillac | Seville | SLS |
| 2000-2003 | Cadillac | Seville | STS |
| 2004-2009 | Cadillac | SRX | Base |
| 2017-2019 | Cadillac | XT5 | Base |
| 2017-2019 | Cadillac | XT5 | Luxury |
| 2017-2019 | Cadillac | XT5 | Platinum |
| 2017-2019 | Cadillac | XT5 | Premium Luxury |
| 2000-2005 | Chevrolet | Astro | Base |
| 2000-2005 | Chevrolet | Astro | LS |
| 2000-2005 | Chevrolet | Astro | LT |
| 2005 | Chevrolet | Blazer | Base |
| 2000-2004 | Chevrolet | Blazer | LS |
| 2000-2001 | Chevrolet | Blazer | LT |
| 2000-2001 | Chevrolet | Blazer | Trailblazer |
| 2001-2005 | Chevrolet | Blazer | Xtreme |
| 2003-2005 | Chevrolet | Blazer | ZR2 |
| 2000 | Chevrolet | C2500 | Base |
| 2000 | Chevrolet | C2500 | LS |
| 2000 | Chevrolet | C3500 | Base |
| 2000 | Chevrolet | C3500 | LS |
| 1998-2002 | Chevrolet | Camaro | Base |
| 1998-2002 | Chevrolet | Camaro | Z28 |
| 1998-2002 | Chevrolet | Camaro | Z28 SS |
| 1995-1999 | Chevrolet | Cavalier | Base |
| 1995-1999 | Chevrolet | Cavalier | LS |
| 1997-1999 | Chevrolet | Cavalier | RS |
| 1995-1999 | Chevrolet | Cavalier | Z24 |
| 2004-2005 | Chevrolet | Classic | Base |
| 2004 | Chevrolet | Classic | LS |
| 2004 | Chevrolet | Colorado | Base |
| 2004,2006-2008 | Chevrolet | Colorado | LS |
| 2006-2012 | Chevrolet | Colorado | LT |
| 2004-2005 | Chevrolet | Colorado | Sport |
| 2004-2005 | Chevrolet | Colorado | Sport LS |
| 2006-2012 | Chevrolet | Colorado | WT |
| 2004-2005 | Chevrolet | Colorado | Z71 |
| 2004-2005 | Chevrolet | Colorado | Z71 LS |
| 2004-2005 | Chevrolet | Colorado | Z85 |
| 2004-2005 | Chevrolet | Colorado | Z85 LS |
| 2003 | Chevrolet | Corvette | 50th Anniversary Edition |
| 2003 | Chevrolet | Corvette | 50th Anniversary Edition Pace Car |
| 1997-2004 | Chevrolet | Corvette | Base |
| 1998 | Chevrolet | Corvette | Indianapolis 500 Pace Car |
| 2001-2004 | Chevrolet | Corvette | Z06 |
| 2018-2021 | Chevrolet | Equinox | L |
| 2018-2021 | Chevrolet | Equinox | LS |
| 2018-2021 | Chevrolet | Equinox | LT |
| 2018-2021 | Chevrolet | Equinox | Premier |
| 2000-2014 | Chevrolet | Express 1500 | Base |
| 2000-2014 | Chevrolet | Express 1500 | LS |
| 2001-2002,2006-2014 | Chevrolet | Express 1500 | LT |
| 2000-2025 | Chevrolet | Express 2500 | Base |
| 2000-2025 | Chevrolet | Express 2500 | LS |
| 2006-2025 | Chevrolet | Express 2500 | LT |
| 2000-2025 | Chevrolet | Express 3500 | Base |
| 2000-2025 | Chevrolet | Express 3500 | LS |
| 2006-2025 | Chevrolet | Express 3500 | LT |
| 2000-2005 | Chevrolet | Impala | Base |
| 2014 | Chevrolet | Impala | Eco |
| 2000-2005,2014-2015 | Chevrolet | Impala | LS |
| 2003 | Chevrolet | Impala | LS Sport |
| 2014-2015 | Chevrolet | Impala | LT |
| 2014-2015 | Chevrolet | Impala | LTZ |
| 2003-2005 | Chevrolet | Impala | Police |
| 2004-2005 | Chevrolet | Impala | SS |
| 2000-2001 | Chevrolet | Lumina | Base |
| 2000-2003 | Chevrolet | Malibu | Base |
| 2000-2003 | Chevrolet | Malibu | LS |
| 2000-2005 | Chevrolet | Monte Carlo | LS |
| 2003 | Chevrolet | Monte Carlo | LS Competition |
| 2003 | Chevrolet | Monte Carlo | LS Sport |
| 2005 | Chevrolet | Monte Carlo | LT |
| 2000-2005 | Chevrolet | Monte Carlo | SS |
| 2002 | Chevrolet | Monte Carlo | SS 35th Anniversary Edition |
| 2002 | Chevrolet | Monte Carlo | SS Dale Earnhardt Signature Edition |
| 2003 | Chevrolet | Monte Carlo | SS High Sport |
| 2003 | Chevrolet | Monte Carlo | SS Pace Car |
| 1994-2003 | Chevrolet | S10 | Base |
| 1994-2004 | Chevrolet | S10 | LS |
| 1994-1998 | Chevrolet | S10 | SS |
| 1999-2003 | Chevrolet | S10 | Xtreme |
| 1994-2003 | Chevrolet | S10 | ZR2 |
| 2002-2004 | Chevrolet | S10 | ZR5 |
| 1999-2005 | Chevrolet | Silverado 1500 | Base |
| 2004-2006 | Chevrolet | Silverado 1500 | Hybrid |
| 1999-2006 | Chevrolet | Silverado 1500 | LS |
| 1999-2006 | Chevrolet | Silverado 1500 | LT |
| 2003-2006 | Chevrolet | Silverado 1500 | SS |
| 2002-2006 | Chevrolet | Silverado 1500 | WT |
| 2004-2005 | Chevrolet | Silverado 1500 | Z71 Off-Road |
| 2007 | Chevrolet | Silverado 1500 Classic | Hybrid |
| 2007 | Chevrolet | Silverado 1500 Classic | LS |
| 2007 | Chevrolet | Silverado 1500 Classic | LT |
| 2007 | Chevrolet | Silverado 1500 Classic | SS |
| 2007 | Chevrolet | Silverado 1500 Classic | WT |
| 2005 | Chevrolet | Silverado 1500 HD | Base |
| 2001-2003,2005 | Chevrolet | Silverado 1500 HD | LS |
| 2001-2003,2005-2006 | Chevrolet | Silverado 1500 HD | LT |
| 1999-2004 | Chevrolet | Silverado 2500 | Base |
| 1999-2004 | Chevrolet | Silverado 2500 | LS |
| 1999-2004 | Chevrolet | Silverado 2500 | LT |
| 2004 | Chevrolet | Silverado 2500 | WT |
| 2001-2005 | Chevrolet | Silverado 2500 HD | Base |
| 2001-2006 | Chevrolet | Silverado 2500 HD | LS |
| 2001-2006 | Chevrolet | Silverado 2500 HD | LT |
| 2003-2006 | Chevrolet | Silverado 2500 HD | WT |
| 2001-2005 | Chevrolet | Silverado 3500 | Base |
| 2001-2006 | Chevrolet | Silverado 3500 | LS |
| 2001-2006 | Chevrolet | Silverado 3500 | LT |
| 2004,2006 | Chevrolet | Silverado 3500 | WT |
| 2000-2001,2006 | Chevrolet | Suburban 1500 | Base |
| 2000-2006 | Chevrolet | Suburban 1500 | LS |
| 2000-2006 | Chevrolet | Suburban 1500 | LT |
| 2006 | Chevrolet | Suburban 1500 | LTZ |
| 2002-2006 | Chevrolet | Suburban 1500 | Z71 |
| 1995-2001,2006 | Chevrolet | Tahoe | Base |
| 2000 | Chevrolet | Tahoe | Limited |
| 1995-2006 | Chevrolet | Tahoe | LS |
| 1995-2006 | Chevrolet | Tahoe | LT |
| 2000,2002-2006 | Chevrolet | Tahoe | Z71 |
| 2008 | Chevrolet | Trailblazer | Base |
| 2002-2007 | Chevrolet | Trailblazer | LS |
| 2002-2009 | Chevrolet | Trailblazer | LT |
| 2002-2003 | Chevrolet | Trailblazer | LTZ |
| 2002-2004 | Chevrolet | Trailblazer | North Face |
| 2006-2009 | Chevrolet | Trailblazer | SS |
| 2011-2015 | Chevrolet | Volt | Base |
| 2000-2004 | Chrysler | 300M | Base |
| 2003 | Chrysler | 300M | Pro-Am |
| 2002-2004 | Chrysler | 300M | Special |
| 2000-2001 | Chrysler | LHS | Base |
| 2000 | Dodge | Avenger | Base |
| 2000 | Dodge | Avenger | ES |
| 2000 | Dodge | Intrepid | Base |
| 2000-2004 | Dodge | Intrepid | ES |
| 2004 | Dodge | Intrepid | Police |
| 2000-2002 | Dodge | Intrepid | R/T |
| 2001-2004 | Dodge | Intrepid | SE |
| 2003-2004 | Dodge | Intrepid | SXT |
| 2019 | Fiat | 500 | 1957 Retro Edition |
| 2012-2019 | Fiat | 500 | Abarth |
| 2013-2019 | Fiat | 500 | Abarth Cabrio |
| 2016 | Fiat | 500 | c Easy |
| 2012 | Fiat | 500 | c Gucci |
| 2012-2019 | Fiat | 500 | c Lounge |
| 2012-2019 | Fiat | 500 | c Pop |
| 2013-2019 | Fiat | 500 | E |
| 2019 | Fiat | 500 | E-Sport |
| 2016 | Fiat | 500 | Easy |
| 2012 | Fiat | 500 | Gucci |
| 2012-2019 | Fiat | 500 | Lounge |
| 2012-2019 | Fiat | 500 | Pop |
| 2012-2016 | Fiat | 500 | Sport |
| 2013-2016 | Fiat | 500 | Turbo |
| 1997-1998 | Ford | Contour | Base |
| 1995-1998 | Ford | Contour | GL |
| 1995 | Ford | Contour | GL Sport |
| 1995-2000 | Ford | Contour | LX |
| 1995 | Ford | Contour | LX Sport |
| 1995-2000 | Ford | Contour | SE |
| 1996-1997 | Ford | Contour | Sport |
| 1998-2000 | Ford | Contour | SVT |
| 2011-2014 | Ford | Edge | Limited |
| 2011-2014 | Ford | Edge | SE |
| 2011-2014 | Ford | Edge | SEL |
| 2011-2014 | Ford | Edge | Sport |
| 2003-2006 | Ford | Expedition | Eddie Bauer |
| 2006 | Ford | Expedition | King Ranch |
| 2005-2006 | Ford | Expedition | Limited |
Experience reliable and efficient signaling with the Diode Dynamics CF18 (LM449) LED Turn Signal Flasher. Designed to work seamlessly with LED turn signals, this flasher ensures consistent flash rates and eliminates the hyper-flashing common with traditional flashers when LEDs are installed.
Crafted for automotive enthusiasts who demand performance and dependability, the dioDD4003 model from Diode Dynamics offers plug-and-play installation for a hassle-free upgrade to your vehicle's lighting system. Compatible with a wide range of LED light setups, it maintains proper flashing intervals, enhancing both safety and style.
This turn signal flasher is a perfect choice for anyone looking to upgrade their vehicle’s lighting system with modern LED technology without sacrificing functionality. Whether you're restoring a classic, building a hot rod, or simply upgrading your ride, the CF18 LED Turn Signal Flasher delivers superior performance and durability under various driving conditions.
Backed by Diode Dynamics' reputation for quality and innovation, this flasher integrates easily into your car’s electrical system. It is a reliable component that automotive hobbyists and professionals trust for optimal light performance and compliance.
Crafted for automotive enthusiasts who demand performance and dependability, the dioDD4003 model from Diode Dynamics offers plug-and-play installation for a hassle-free upgrade to your vehicle's lighting system. Compatible with a wide range of LED light setups, it maintains proper flashing intervals, enhancing both safety and style.
This turn signal flasher is a perfect choice for anyone looking to upgrade their vehicle’s lighting system with modern LED technology without sacrificing functionality. Whether you're restoring a classic, building a hot rod, or simply upgrading your ride, the CF18 LED Turn Signal Flasher delivers superior performance and durability under various driving conditions.
Backed by Diode Dynamics' reputation for quality and innovation, this flasher integrates easily into your car’s electrical system. It is a reliable component that automotive hobbyists and professionals trust for optimal light performance and compliance.
Customer reviews
Based on 160 reviews
Netherlands owned and operated
We want to deliver parts fast, efficiently, and with ease. Our mission is to continue to provide just that. To provide large inventory and efficient logistics while maintaining great service. As well as a community with like-minded auto enthusiasts that share the same passion as we do.

















