The *Alpina B3* and *B3 S* is a series of high performance compact
executive cars manufactured by German automobile manufacturer
Alpina from 1999 to 2006 based on the BMW 3 Series (E46). The B3
was available in coupe, saloon, convertible and station wagon body
styles. The more powerful B3 S was introduced at the 2002 Paris
Motor Show.The engine is a hand-built 3.4-litre E5/1 inline-6 unit,
also shared with the Alpina Roadster S. The engine is an enlarged
version of the S52B32 engine first installed in the North American
M3 (E36). The engine generated a maximum power output of 309 PS
(227 kW; 305 hp) at 6,300 rpm and 362 N?m (267 lb?ft) of torque at
4,800 rpm, with a redline of 7,300 rpm. Modifications to the engine
include an Alpina specific cylinder head, crankshaft and high
strength MAHLE pistons.The B3 S was available either with a 5-speed
Switch-Tronic automatic transmission or a 6-speed manual
transmission built by Getrag as standard. Noticeable changes to the
interior include Alpina logos and badges, Alpina door sills, and
heated sports seats. The comforts options offered by BMW were
included as standard in the interior. The exterior changes include
a front chin spoiler, 18-inch Alpina alloy wheels wrapped in
Michelin Pilot Sport tyres measuring 225/40 R18 on the front and
255/35 R18 on the rear, and "B3 S" badging at the rear. Changes to
the suspension system consisted of Alpina specific dampers and
Eibach springs with no other major changes.149,865 Kilometers
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