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Tuning device for your Harley Davidson Softail Slim S FLSS.

Harley Davidson Softail Slim S (FLSS) (2017)

PRODUCT NUMBER: HARLEY-H437
Price for 1 pcs. 159,95 USD

DELIVERY: Item is in stock and is shipped in 1-2 days.
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The BoosterPlug is the easiest and most efficient way to upgrade the fuel injection tuning on your Harley Davidson Softail Slim S (FLSS) .

Compared to the Power Commander, the BoosterPlug offers similar or better results for must owners - at a much lower price and without the complicated setup.

You don't have to be a trained engineer or a computer programmer to install the BoosterPlug. Easy and fast plug and play installation.

The smarter tuning choice to optimize the fuel Injection on your motorcycle:
- Fix the snatchy throttle response problem
- Faster acceleration
- Eliminate the low speed surge problem
- Stronger idle and less tendency to stall
- Far less popping in the exhaust on deceleration

This version of the BoosterPlug tuning module covers all versions of the Harley Davidson Softail Slim S (FLSS) (2017).

General Installation Instructions 
Bike Specific Installation Instructions 
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