Stillen TruControl Inline Power Module for 2017-2020 Honda Civic Si (TC103002)
SKU: 7876531740

Stillen TruControl Inline Power Module for 2017-2020 Honda Civic Si (TC103002)

Sale price$292.05 Regular price$324.50
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Ships within 48 hours · Estimated delivery Jul 8 - Jul 13

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Description

Stillen TruControl Inline Power Module for 2017-2020 Honda Civic Si (TC103002)2017 2020 Honda Civic Si TruControl by STILLEN Inline Power Module TC103002 Now with 14 Day Satisfaction Guarantee Test it in your own vehicle completely risk free. Custom files available when purchasing other Stillen performance products. Elevate your 2017 2020 Honda Civic Si with the TruControl by STILLEN Inline Power Module! STILLEN is thrilled to introduce this innovative enhancement, meticulously designed to effortlessly enhance your Honda

2017-2020 Honda Civic Si TruControl by STILLEN Inline Power Module - TC103002

Now with 14 Day Satisfaction Guarantee - Test it in your own vehicle completely risk free. Custom files available when purchasing other Stillen performance products.

Elevate your 2017-2020 Honda Civic Si with the TruControl by STILLEN Inline Power Module! STILLEN is thrilled to introduce this innovative enhancement, meticulously designed to effortlessly enhance your Honda Civic's performance. By seamlessly integrating the Power Module into the factory wiring harness and optimizing crucial parameters, we unleash increased boost pressure, delivering significant power and torque gains across the entire power band. And the best part You'll be up and running in just 15 minutes without the need for any special tools, splicing, or soldering.

But that's not all we also provide tailor-made tuning files for Stillen performance products. With our expert tuning options, you can fine-tune your Honda Civic Si's performance to align perfectly with your individual driving preferences.

Here's even more good news - the TruControl by STILLEN Inline Power Module won't impact your factory warranty! As long as you remove the product before visiting the dealership for service, your warranty remains fully intact. So, you can relish the advantages of enhanced power and performance without any concerns. The TruControl by STILLEN Inline Power Module represents your opportunity for the most straightforward and cost-effective horsepower upgrade available for your Civic. Embrace the transformation and unlock your car's true potential today!


Features and Benefits:

  • +35 flywheel Horsepower gain*
  • +33 ft. lbs. Torque gain at the wheels*
  • Fits Sedan, Coupe, & Hatchback models
  • Very easy installation; Does not alter the factory ECU
  • Bluetooth integration
  • Free app with smartphone integration
  • No wiring or specialty tools required
  • Easy removal and reversible to maintain factory warranty
  • Over-the-air Custom Tuning file for Stillen aftermarket parts (exhaust, intake, etc)
  • Not for sale in California

*Results may vary

The Numbers

From the factory the Honda Civic Si is rated at 205 flywheel horsepower. In stock condition, our dyno measured 174.5 HP at the wheels. After installing our TruControl by STILLEN Inline Power Module the dyno reported back a maximum wheel numbers of 209 horsepower(+35 whp) and torque exceeding 246 foot pounds(+33 wtq). Making the wheel horsepower greater than the factory flywheel horsepower*.


*Results may vary

Easy to Use

With the engine on or with the key on, you can go through and [-/+] select which calibration you want to run at any point in time. You can use the Tuning: Pro App which also controls and resets all calibrations based on what you input in the application.


The TruControl by STILLEN Inline Power Module comes preloaded with up to 7 different maps for your Honda Civic Si. These maps are going to range anywhere from Race mode to Sport mode to Eco mode.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 7876531740

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Ariel B.
Draper, US
★★★★★ 4
Heavy linen character, but a beautifully tailored suit!
Color: Beige, Size: 4, Color: Beige, Size: 4
This is a really nice linen suit! The jacket is beautifully made and well-tailored, with a fun speckled texture that has lots of pretty color variation (we ordered the beige). When I placed it side by side with a similar linen suit from another brand, the difference in the linen texture was really noticeable — this had a much stronger linen character that stands out! It has three useful pockets on the outside of the jacket, which is great for little hands. The only downside is that one of the inside pockets is just for show (faux), which was a bit surprising and somewhat disappointing for my little guy. The pants have pockets too, but they aren’t very deep — perfect for small treasures, but not much more. The pants are made from a lighter, thinner single-layer linen compared to the fully lined, double-layer jacket, which makes sense for comfort and easy movement. The pants didn’t come with a front crease ironed in, so you’ll want to press one yourself. The linen did pick up some creases from being folded in the package, but it doesn’t seem quite as wrinkly as some other linen fabrics I’ve tried. Still, like most linen clothes, especially for boys, the pants will need occasional ironing to keep them looking neat and crisp, especially after a day of play and general wear. The structured, lined jacket stays looking smoother and more put-together with less effort. It also came with a bow tie, a neck tie, and a tuxedo-style white shirt as extras. The ties aren’t great quality — they’d work fine for quick photos but probably won’t hold up to much actual wear. The formal white shirt feels a bit funny paired with the casual linen suit, but I don’t mind at all. We already have white shirts that we prefer, so we’ll use those instead. For us, the extras are really just bonus items we won’t plan on using. Overall, it’s a handsome little suit that’s perfect for special occasions like weddings, family photos, or holiday events. My kid looked adorable in it! The stronger linen texture on the jacket gives it a premium feel that I really like. Just be ready for a bit of extra care with the pants to keep everything sharp.
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Reviewed in the United States on April 8, 2026
C
chzgr8er
Charlottesville, US
★★★★★ 5
Great suit set
Color: Light Grey, Size: 4
It is incredibly attractive and includes everything a young child needs for a special occasion. The material is a 75% polyester and 25% linen blend, and the outer fabric feels remarkably smooth. Its unstructured design allows for an attractive, natural drape, and the blend conveniently allows for machine washing at home. As is typical with linen-based materials, the fabric can be naturally stiff and prone to wrinkling, so I recommend ironing or steaming it before use. The lightweight feel makes it an excellent choice for the spring, summer, and fall months. Overall, this suit offers exceptional value for the price.
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Reviewed in the United States on April 12, 2026
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Donna
Boise, US
★★★★★ 5
Mock shirt for everyday wear.
Color: Gray Green, Lotus Pink, Sky Blue, Size: X-Large
Love how soft the fabric is and wears very well. Very happy with purchase and have bought other colors as well.
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Reviewed in the United States on May 22, 2026
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Nick Casad
Louisville, US
★★★★★ 3
Amazon brand looks bad
Color: White, Light Gray, Black, Size: X-Large
II think the quality is poor the fabric is thin and the moc collar won't stand up
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Reviewed in the United States on July 20, 2025
A
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Amazon Customer
Massapequa, US
★★★★★ 5
Satisfied
Color: Brown, White, Black, Size: Large
Nice fit and comfortable
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 18, 2026

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