Looking for aftermarket parts to modify or upgrade your 2011 Cadillac STS with bulbs? At Tunersports.com we carry a huge selection of the top name brand performance bulb parts and accessories.

IN STOCK - DROPSHIPS DD0050PFeatures Direct replacement for factory incandescent 3156/3157-size turn signal bulb. Four COB type LED with a single high-power chip mounted at the top. Full metal heatsinking for reliable operation. Nonpolar and CK compatible electrical design. Increased output with LED appearance. Plug and play ... Diode Dynamics 3157 LED Bulb HP11 LED - Amber (Pair) 2005-2011 Cadillac STS Base $94.01 |
IN STOCK - DROPSHIPS DD0052PFeaturesBrighter cool white LED outputDirect replacement compatible with reverse light bulbPlug and play no modification with factory 3157 bulb sizeImproved visibility behind vehicleAvailable in multiple brightness levelsOverviewBrighter Backup. These replacement LED bulbs are a great way to improve... Diode Dynamics 3157 LED Bulb HP11 LED - Cool - White (Pair) 2005-2011 Cadillac STS Base $94.01 |
IN STOCK - DROPSHIPS DD0055PFeatures Direct replacement for factory incandescent 3156/3157-size turn signal bulb. 48 LEDs in omnidirectional design. Diffusing cover for even output and clean appearance when off. Molded connector with sturdy terminals. Adds more modern LED appearance. Plug and play simple installation. 250 lum... Diode Dynamics 3157 LED Bulb HP48 LED - Amber (Pair) 2005-2011 Cadillac STS Base $77.51 |
IN STOCK - DROPSHIPS DD0057PFeaturesBrighter cool white LED outputDirect replacement compatible with reverse light bulbPlug and play no modification with factory 3157 bulb sizeImproved visibility behind vehicleAvailable in multiple brightness levelsOverviewBrighter Backup. These replacement LED bulbs are a great way to improve... Diode Dynamics 3157 LED Bulb HP48 LED - Cool - White (Pair) 2005-2011 Cadillac STS Base $77.51 |
IN STOCK - DROPSHIPS DD0058PFeatures Direct replacement for factory incandescent 3156/3157-size turn signal bulb. Sixteen high-power 5W LEDs arranged in all directions. Metal heatsink to maintain high output. Inductive constant-current drive circuit. Increased output with LED appearance. Plug and play simple installation. 510... Diode Dynamics 3157 LED Bulb XP80 LED - Amber (Pair) 2005-2011 Cadillac STS Base $118.76 |
IN STOCK - DROPSHIPS DD0088SFeatures Direct replacement for factory 39mm festoon bulb Adds more modern LED appearance Plug and play simple installation Overview Design. The 39mm SMF2 LED bulb is a direct replacement for any 39mm-size bulb commonly found in vanity mirror lights in many vehicles. Populated with two 5050-size SM... Diode Dynamics 39mm SMF2 LED Bulb - Blue (Single) 2005-2011 Cadillac STS Base $41.21 |
IN STOCK - DROPSHIPS DD0089SFeatures Direct replacement for factory 39mm festoon bulb Adds more modern LED appearance Plug and play simple installation Overview Design. The 39mm SMF2 LED bulb is a direct replacement for any 39mm-size bulb commonly found in vanity mirror lights in many vehicles. Populated with two 5050-size SM... Diode Dynamics 39mm SMF2 LED Bulb - Green (Single) 2005-2011 Cadillac STS Base $41.21 |
IN STOCK - DROPSHIPS DD0090SFeatures Direct replacement for factory 39mm festoon bulb Adds more modern LED appearance Plug and play simple installation Overview Design. The 39mm SMF2 LED bulb is a direct replacement for any 39mm-size bulb commonly found in vanity mirror lights in many vehicles. Populated with two 5050-size SM... Diode Dynamics 39mm SMF2 LED Bulb Warm - White (Single) 2005-2011 Cadillac STS Base $41.21 |
IN STOCK - DROPSHIPS DD0091SFeatures Direct replacement for factory 39mm festoon bulb Adds more modern LED appearance Plug and play simple installation Overview Design. The 39mm SMF2 LED bulb is a direct replacement for any 39mm-size bulb commonly found in vanity mirror lights in many vehicles. Populated with two 5050-size SM... Diode Dynamics 39mm SMF2 LED Bulb - Red (Single) 2005-2011 Cadillac STS Base $41.21 |
IN STOCK - DROPSHIPS DD0092SFeatures Direct replacement for factory 39mm festoon bulb Adds more modern LED appearance Plug and play simple installation Overview Design. The 39mm SMF2 LED bulb is a direct replacement for any 39mm-size bulb commonly found in vanity mirror lights in many vehicles. Populated with two 5050-size SM... Diode Dynamics 39mm SMF2 LED Bulb - Cool - White (Single) 2005-2011 Cadillac STS Base $41.21 |
IN STOCK - DROPSHIPS DD0145SFeatures Direct replacement for factory 74 194 BA9S or festoon-size incandescent bulb Increased output with LED Appearance Plug and play simple installation Available in multiple color options Overview Upgrade. Add more light output and a modern appearance to your vehicle with the SMD12 LED Board.... Diode Dynamics LED Board SMD12 - Amber (Single) 2005-2011 Cadillac STS Base $48.63 |
IN STOCK - DROPSHIPS DD0146SFeatures Direct replacement for factory 74 194 BA9S or festoon-size incandescent bulb Increased output with LED Appearance Plug and play simple installation Available in multiple color options Overview Upgrade. Add more light output and a modern appearance to your vehicle with the SMD12 LED Board.... Diode Dynamics LED Board SMD12 - Blue (Single) 2005-2011 Cadillac STS Base $48.63 |
IN STOCK - DROPSHIPS DD0147SFeatures Direct replacement for factory 74 194 BA9S or festoon-size incandescent bulb Increased output with LED Appearance Plug and play simple installation Available in multiple color options Overview Upgrade. Add more light output and a modern appearance to your vehicle with the SMD12 LED Board.... Diode Dynamics LED Board SMD12 - Green (Single) 2005-2011 Cadillac STS Base $48.63 |
IN STOCK - DROPSHIPS DD0148SFeatures Direct replacement for factory 74 194 BA9S or festoon-size incandescent bulb Increased output with LED Appearance Plug and play simple installation Available in multiple color options Overview Upgrade. Add more light output and a modern appearance to your vehicle with the SMD12 LED Board.... Diode Dynamics LED Board SMD12 Warm - White (Single) 2005-2011 Cadillac STS Base $48.63 |
IN STOCK - DROPSHIPS DD0149SFeatures Direct replacement for factory 74 194 BA9S or festoon-size incandescent bulb Increased output with LED Appearance Plug and play simple installation Available in multiple color options Overview Upgrade. Add more light output and a modern appearance to your vehicle with the SMD12 LED Board.... Diode Dynamics LED Board SMD12 - Red (Single) 2005-2011 Cadillac STS Base $48.63 |
IN STOCK - DROPSHIPS DD0150SFeatures Direct replacement for factory 74 194 BA9S or festoon-size incandescent bulb Increased output with LED Appearance Plug and play simple installation Available in multiple color options Overview Upgrade. Add more light output and a modern appearance to your vehicle with the SMD12 LED Board.... Diode Dynamics LED Board SMD12 - Cool - White (Single) 2005-2011 Cadillac STS Base $48.63 |
IN STOCK - DROPSHIPS DD0310SFeatures Direct replacement for factory 39mm festoon bulb Increased output with LED appearance Plug and play simple installation Overview Design. The 39mm HP6 LED bulb is a direct replacement for any 39mm-size bulb commonly found in door lights dome lights and trunk lights in many vehicles. Popula... Diode Dynamics 39mm HP6 LED Bulb LED - Blue (Single) 2005-2011 Cadillac STS Base $46.98 |
IN STOCK - LOW DD0313SFeatures Direct replacement for factory 39mm festoon bulb Increased output with LED appearance Plug and play simple installation Overview Design. The 39mm HP6 LED bulb is a direct replacement for any 39mm-size bulb commonly found in door lights dome lights and trunk lights in many vehicles. Popula... Diode Dynamics 39mm HP6 LED Bulb LED - Cool - White (Single) 2005-2011 Cadillac STS Base $35.98 |
IN STOCK - DROPSHIPS DD0315SFeatures Direct replacement for factory 39mm festoon bulb Increased output with LED appearance Plug and play simple installation Overview Design. The 39mm HP6 LED bulb is a direct replacement for any 39mm-size bulb commonly found in door lights dome lights and trunk lights in many vehicles. Popula... Diode Dynamics 39mm HP6 LED Bulb LED - Red (Single) 2005-2011 Cadillac STS Base $46.98 |
IN STOCK - DROPSHIPS DD0353SFeatures Direct replacement for factory 39mm festoon bulb Increased output with LED appearance Plug and play simple installation Overview Design. The 39mm HP6 LED bulb is a direct replacement for any 39mm-size bulb commonly found in door lights dome lights and trunk lights in many vehicles. Popula... Diode Dynamics 39mm HP6 LED Bulb LED Warm - White (Single) 2005-2011 Cadillac STS Base $46.98 |
IN STOCK - DROPSHIPS DD0378PFeaturesDirect replacement for factory incandescent 3156/3157-size backup bulb.40 high-power LEDs arranged in all directions.Metal heatsink to maintain high output.Inductive constant-current drive circuit.Increased output with LED Appearance.Plug and play simple installation.800 lumens per bulb.Over... Diode Dynamics 3157 XPR LED Bulb - Cool - White (Pair) 2005-2011 Cadillac STS Base $135.26 |

IN STOCK - DROPSHIPS DD0463PFeaturesDirect plug-and-play replacement bulb.Available in white or selective yellow.Automotive-grade LEDs for superior performance.Fanless design provides high reliability.Backed by limited lifetime warranty.Designed and engineered in USA (Patents Pending).Introducing the SL2 LED Bulb!As a replacem... Diode Dynamics 9005/9011/H10 White SL2 LED Bulbs (pair) 2005-2011 Cadillac STS Base $162.76 |
IN STOCK - DROPSHIPS DD0471PFeaturesDirect plug-and-play replacement bulb.Available in white or selective yellow.Automotive-grade LEDs for superior performance.Fanless design provides high reliability.Backed by limited lifetime warranty.Designed and engineered in USA (Patents Pending).Introducing the SL2 LED Bulb!As a replacem... Diode Dynamics H3 White SL2 LED Bulbs (pair) 2005-2011 Cadillac STS Base $162.76 |
IN STOCK DD0472PFeaturesDirect plug-and-play replacement bulb.Available in white or selective yellow.Automotive-grade LEDs for superior performance.Fanless design provides high reliability.Backed by limited lifetime warranty.Designed and engineered in USA (Patents Pending).Introducing the SL2 LED Bulb!As a replacem... Diode Dynamics H3 Yellow SL2 LED Bulbs (pair) 2005-2011 Cadillac STS Base $151.76 |
IN STOCK - LOW DD0481PFeaturesAdvanced TST LED Technology for industry-leading performance.Internal cooling for superior reliability.Fully integrated design no wires or external drivers.Direct replacement bulb with compact fitment.Backed by limited lifetime warranty.Designed and engineered in USA (Patents Pending).Introd... Diode Dynamics 9005/9011/H10 White SL2 Pro LED Bulbs (pair) 2005-2011 Cadillac STS Base $201.26 |