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Holderdown Performance
We carry parts for just about anything so contact us with what you're looking for.
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Electronic Performance

SCT X4 Programmer
SCT X4 Programmer
$419.00$377.10
Swamp's Diesel High Voltage/High Frequency Injection Drive Module (IDM) - 7.3 PowerStroke
Swamp's Diesel High Voltage/High Frequency Injection Drive Module (IDM) - 7.3 PowerStroke
$499.00
SCT GTX Performance Tuner & Monitor
SCT GTX Performance Tuner & Monitor
$599.00$539.10
7.3 PCM - All Models & Years
7.3 PCM - All Models & Years
$575.00
7.3 Rebuilt IDM: Hi-Voltage Hi-Current
7.3 Rebuilt IDM: Hi-Voltage Hi-Current
$545.00

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Contact Us

sales@holderdown.com
Call/Text - 502-316-8872

Our Guarantee

We strive to provide the best service in our industry and stand behind every item we sell. Reminder that if you don't what you are looking for to contact us. We hope you enjoy visiting our store and appreciate every purchase you make. 

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