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GFB 13+ Subaru BRZ / 13+ Scion FR-S Lightweight Alternator Pulley
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$55.80It might be hard to imagine how reducing the mass of a pulley makes a car go faster, but accelerating a heavy factory pulley from say 3000-7000 RPM in a second or two saps a measurable amount of...- SKU:
- 2221
- Weight:
- 2.00 Ounces
$55.80 -
GFB 13 Subaru BRZ / 13 Scion FR-S 3 Pc L/W Pulley Kit (Inc Crank/Alternator/Water Pump Pulleys)
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$315.00It might be hard to imagine how reducing the mass of a pulley makes a car go faster, but accelerating a heavy factory pulley from say 3000-7000 RPM in a second or two saps a measurable amount of...- SKU:
- 2016
- Weight:
- 30.00 Ounces
$315.00 -
GFB Subaru BRZ/Toyota 86/Scion FR-S Lightweight Crank Pulley
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$170.10It might be hard to imagine how reducing the mass of a pulley makes a car go faster, but accelerating a heavy factory pulley from say 3000-7000 RPM in a second or two saps a measurable amount of...- SKU:
- 2220
- Weight:
- 2.00 Ounces
$170.10