2011 BMW 1-series Updated with Single-Turbo N55 Inline-6, Dual-Clutch Transmission
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2011 BMW 1-series Updated with Single-Turbo N55 Inline-6, Dual-Clutch Transmission
N55 Engine, PDF, Piston
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BMW 5 Series (F10) - Wikipedia
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Tested: 2011 BMW 335i Sedan
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No Reserve: 2011 BMW 135i Convertible for sale on BaT Auctions - sold for $13,500 on March 12, 2023 (Lot #100,757)
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The Definitive Guide To The BMW N55 Engine - Common Faults, Tech Specs, & Upgrades
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BMW 135i Sport Review - Drive
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Much of BMW 2011 lineup gets new single turbo six with 7% better efficiency - Autoblog
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2011 BMW Model Year Rundown - Winding Road Magazine
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BMW 3 Series 5th Generation (E90) - What To Check Before You Buy
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2011 BMW 135i Gets New Single-Turbo Engine, Dual-Clutch Gearbox