2006 - 2011 Honda Civic Si K20 Pulley Kit

$268.00
SKU: NST22015K-RED
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The NonStopTuning Honda Civic Si K20 Pulley Kit increases horsepower via great weight reduction and the underdriving of accessories.  

Superior to other available kits, the NST kit offers an Overdrive Alternator Pulley to optimize output for stereo system lovers.  No need to worry about your battery, lights, or electrical system when the NST kit is used. 

To make things even better, the NST kit is the only option on the market that offers a third pulley. The resized NST Idler replaces the OEM belt idler and allows installation while retaining the OEM Honda Belt. No need to search for a new belt when the NST kit is used. 

NST Pulleys are apx 70% to 75% lighter than OEM
NST Pulleys For the Honda K20 engine:
Crank Pulley 11 ounces | 310 grams
Idler Pulley 9.5 ounces | 275 grams
Alternator Pulley 2.8 ounces | 80 grams

​Each kit is CNC machined from 6061-T6 aircraft quality aluminum, and tested for tight machining and balance tolerances. Every NST pulley is hard anodized for exceptional durability and is available in a choice of colors.

​The NST kit is compatible the OEM belt, we recommend a new belt (available below) for our high mileage customers.