Welcome to the lifestyle
Custom taillights, headlight retrofits and one-off lighting builds — made one order at a time. Specializing in Cadillac CTS, STS and many other cadillac models, and Jeep Liberties.
Current build times
Custom lighting: 8–12 weeks. Smaller items: 2–4 weeks. These are estimates, not promises; C4 is a one-person shop and builds orders in batches.
lighting TOP SELLERS
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![A car headlight assembly on a workbench with tools and storage bins in the background.]()
13-16 FRS / BRZ Clear Taillights
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![Close-up of a vehicle headlight assembly on a workbench surrounded by tools and storage bins.]()
15-20 Tahoe / SuburbanClear Taillights
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![A black car headlight assembly on a workbench with yellow storage drawers in the background.]()
08-14 Cadillac CTS Bi-Xenon Headlight
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![A red sports car with custom rims parked on a brick-paved street at night, with a modern blue sculpture, palm trees, and fountain in the background.]()
08-14 CTS Dynamic Fender Vents
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![Red modified sedan with custom green wheels parked on asphalt in a wooded area.]()
08-13 CTS Black Housing Taillights
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![A black Cadillac sedan parked in a parking lot with leafless trees and bushes in the background.]()
08-14 CTS Dynamic Headlights
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![Rear view of a pink car with LED lights on the taillights, a spoiler, a black tinted rear window, and a California license plate reading '551 DXS', parked in an empty lot with white buildings and a partly cloudy sky in the background.]()
08-13 CTS RGB Taillights
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![Close-up of the front passenger side of a white vintage Cadillac Escalade, showing the wheel, side marker light, and side emblem, taken at night in a snowy environment.]()
07-14 Escalade Dynamic Fender Vents
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![Front view of a gray Cadillac Escalade vehicle with a New Jersey license plate, parked on the street with buildings and other cars in the background.]()
07-14 Escalade Dynamic Bumper Lamps
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![The rear of a blue Jeep 4x4 with a black grille guard on the tail light, showing two circular taillights lit up with a red glow. The Jeep's fender and tire are also visible, along with part of the license plate reading 'ROW' and 'COLOR'.]()
Jeep KJ LED Taillights
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![A black Jeep SUV driving through a forest trail with green trees and bushes on both sides. There is a yellow off-road vehicle following behind.]()
Jeep KJ Custom Headlights
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![Close-up of a car's headlight with colorful LED lighting installed in a workshop.]()
08-14 Cadillac CTS RGB Headlights
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![Close-up of a car headlight with blue LED lights, part of a headlight assembly on a workbench in a garage or workshop, with yellow storage bins and tools in the background.]()
13-17 CADILLAC XTS RGB HEADLIGHTS
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![A clear plastic automotive taillight with multiple internal light compartments held up by a person's hand in a workshop with yellow drawers and tools in the background.]()
13-17 CADILLAC XTS OEM CLEAR TAILLIGHTS
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![Automotive headlight assembly with multiple bulbs and reflective surfaces on a cluttered workbench.]()
07-14 CADILLAC ESCALADE ALL CLEAR TAILLIGHTS
CUStomer gallery
OUT IN THE WILD
Apparel TOP SELLERS
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![Two people wearing matching black T-shirts with a blue sports car graphic and yellow graffiti style design, standing outdoors with a cloudy sky in the background.]()
ATS Shirt
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![A young woman with long black hair and bangs standing outdoors at sunset, wearing a black graphic t-shirt and a blue skirt, with two white sports cars with colorful neon accents in the background.]()
UNISEX JDM EVOLUTION t-shirt
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![A young man standing in front of two cars at sunset, wearing a black T-shirt with a car graphic and text, with a cityscape in the background.]()
In Scrape we Trust T-shirt
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![A young woman wearing a black T-shirt with a racing car graphic and the text 'Get in Loser', standing in front of a race car with smoke in the background.]()
Get in Loser t-shirt
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![Young woman with long hair wearing a black crop top with a car graphic and the text "Why so negative?" in front of a yellow sports car in a parking garage.]()
Why so Negative t-shirt
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![A woman with long dark hair, smiling and winking, wearing a black baseball cap with 'C4' logo in red and white, and a black tank top, standing in front of a parking lot with blue and red cars.]()
Red Label Dad Hat
@C4LIFESTYLE
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