The aFe Silver Bullet Throttle Body Spacer (46-31001) enhances performance for 2004-2009 BMW 5 Series (E60) and 6 Series (E63/64) with N62 engines by creating optimal air turbulence before engine entry. Precision-machined from durable T-6061 billet aluminum, this spacer features a unique serrated/helix design that improves combustion while eliminating the whistling noise common with other spacers.
Key Features :
Fits 2004-2009 BMW 5 Series (E60) & 6 Series (E63/64) N62 engines
T-6061 billet aluminum construction
Serrated/helix design optimizes air flow
Boosts horsepower and torque
Improves throttle response
Reduces unwanted whistling noise
CARB EO Approved (D-550-11)
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