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April 10, 2025 – The 2007 Saturn Sky Redline, a rare Kappa-platform roadster, has surfaced on Craigslist near Detroit, Michigan, with an asking price of $7,500. This particular example, showing 164,000 miles, has been modified with performance upgrades and rebadged as an Opel GT. But with the Saturn brand long gone and the Solstice sibling often overshadowing it, does this Sky still represent a smart buy for enthusiasts, or is it a money pit waiting to happen?
The Saturn Sky and its Pontiac Solstice twin were GM’s answer to the Mazda MX-5 Miata in the mid-2000s. Both rode on the Kappa platform, but the Sky was widely considered the better-looking of the pair, with a more aggressive front end and cleaner lines. GM even exported the Sky as the Opel GT in Europe and the Daewoo GX2 in Korea. Today, the Kappa twins are gaining cult status, with clean, low-mileage examples fetching $10,000–$15,000. However, modified high-mileage cars like this one occupy a tricky middle ground.
The 2.0-liter turbocharged Ecotec four-cylinder originally produced 260 horsepower. According to the seller, several modifications have boosted output to around 300 hp. The list includes:
The seller claims the car is “turn key and go” and notes only a minor oil leak from the pan gasket. Maintenance records include a water pump, battery, new driveshaft, and greased sway bar links within the past two years.
The owner has replaced all Saturn badges with Opel lightning-bolt emblems, including the steering wheel airbag and floor mats. This is a common cosmetic mod among Kappa fans who appreciate the European connection. While some purists may prefer originality, the conversion is reversible and doesn’t affect reliability. The car also sports a mysterious “13 CAMS” decal on the door—likely a joke, as the engine has only two cams.
Inside, the Sky features an aftermarket steering wheel wrap (reportedly well-stitched) and a chrome metal shift knob for the five-speed manual. The rest of the interior appears stock but shows age: a phone mount on the windshield, worn seats, and typical 17-year-old plastics. The convertible top is not shown in detail, but no leaks or tears are mentioned.
As of early 2025, the Kappa platform remains one of the more affordable ways to get into a rear-wheel-drive, manually shifted convertible with turbo power. The Mazda Miata NF (NC) offers similar thrills but with less punch. Meanwhile, the Sky/Solstice twins have seen a slight uptick in collector interest, especially for the Redline/GXP trim. According to Hagerty, a #2 condition (excellent) 2007 Saturn Sky Redline is valued at around $11,500, while a #3 condition (good) sits at $7,800. This car’s high mileage and modifications push it toward the lower end, making the $7,500 ask reasonable—if the mechanicals are solid.
This Saturn Sky offers a unique combination: turbocharged fun, a five-speed manual, European styling, and a well-documented service history. The modifications are tasteful and reversible, and the 300-hp claim is plausible given the bolt-ons. However, the 164,000 miles and small oil leak are red flags that require a thorough pre-purchase inspection. For a buyer who wants a weekend toy with a bit of character, $7,500 is not a bad entry point. For someone seeking a daily driver or a pristine collector piece, better options exist.
What do you think? Is this modified Saturn Sky Redline a deal at $7,500, or should you keep looking? Let us know in the comments.
Find the original listing on Detroit Craigslist (link may expire).









