BMW 325i Cabriolet E30 Alpina B6 3.5 Umbau (1991)

Kickdown Check

• On-site kickdown assessment completed
• 135 photos
• Video including engine running
• A 2024 appraisal report is available, with a condition rating of 2 and a market value of €45,500
• Mileage of 163,615 kilometers, partially verifiable

Facts & Specifications

• Year of manufacture: 1991
• Engine: Original Alpina 3.5-liter inline-six (Type B11/3) with 254 hp
• Transmission: 5-speed manual transmission (from BMW 535i E34)
• Exterior color: Diamond Black Metallic
• Interior: Leather in special Cinnamon color
• TÜV valid until August 2026, H-license plate
• Equipment:
• Bilstein sport suspension with strut brace
• 25% limited-slip differential (M3 E30)
• Stainless steel exhaust system with manifold
• Alpina front spoiler and design elements
• Alpina alloy wheels (16 inches)
• Sport leather steering wheel with Alpina emblem
• Alpina additional instruments
• Radio-CD navigation system
• Convertible top in special color

Condition

Exterior

• The exterior is painted in Diamond Black Metallic.
• The vehicle has been partially repainted
• The paint and body are in very good condition with only minor age-related signs of wear
• There are no known damages or defects on the body
• There is no known rust
• It is equipped with Hankook tires from 2018 with good tread depth
• The cinnamon-colored convertible top was replaced in 2017 and is therefore in very good condition

Interior

• The car features a high-quality leather interior in the special color Cinnamon.
• The interior is in restored, nearly like-new condition
• There are no known damages to the interior

Mechanics

• The vehicle is ready to drive immediately. There are no known technical defects
• Converted to an original Alpina 3.5-liter engine with 254 hp
• Chassis, drivetrain, and exhaust system comprehensively optimized
• The modifications are registered
• The 5-speed manual transmission shifts flawlessly
• Regular maintenance has been performed
• A service should be performed in the near future

History

Ownership history

• 2024 to present: 7th owner
• 2015 to 2024: 6th owner
• 2006 to 2015: 5th owner
• First delivery in Germany

Service history

• Regular maintenance performed
• A comprehensive investment history dating back to 2015, including invoices, is available

Documents

• German vehicle documents (Images 127 to 131)
• Appraisal report with a market value of €45,500 from 2024 (Images 132 and 133)
• Alpina engine badge (Image 134)
• Investment history (Image 135)
• Invoices (Images 136 to 186)
• TÜV reports (Figures 187 to 190)
  Operating permit (Images 191 to 196)

Summary

For sale is an exceptional Alpina B6 3.5 conversion based on a 1991 BMW 325i Convertible in Diamond Black Metallic exterior paint and featuring a leather interior in the special color Cinnamon. The vehicle has a mileage of 163,615 kilometers, part of which is verifiable. The E30 has undergone extensive technical upgrades. At its heart is an Alpina 3.5-liter inline-six engine producing 254 hp, paired with a 5-speed manual transmission. The drivetrain is complemented by a limited-slip differential, a Bilstein sport suspension, and a stainless steel exhaust system. Visually and technically, the vehicle is in very good condition. The nearly mint-condition interior in the rare Cinnamon color and the refurbished soft top underscore the vehicle’s high overall quality. A valuation report confirms this condition and indicates a market value of €45,500. A rare opportunity to acquire a custom-built and technically fascinating Alpina vehicle.