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Honda · Widebody Kit

Honda Civic Si Widebody Kit, AI Render

Render your car with a widebody — fender flares, wider track, aggressive rear haunches. Preview it on your own Civic Si before you spend a thing.

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Widebody Kit AI render example — upload your Civic Si to see yoursWidebody Kit example

Widebody Kit on the Honda Civic Si, What to Expect

Widebody culture has one core promise, and on the Honda Civic Si it delivers: add 30–80mm of flare per side, fill the new arches with properly wider wheels, and the whole car changes character — lower-looking, wider-tracked, planted. What separates the builds people photograph from the ones they walk past is integration: on the good ones the flares read as part of the Civic Si's design, as if a factory homologation special, rather than parts bolted over it.

Budgeting a Civic Si Widebody Kit Build

Three price tiers define the Civic Si widebody market. At the entry, FRP kits supply the body pieces for $1,500–$3,000. The established middle — Liberty Walk, Rocket Bunny, Pandem — occupies $3,000–$8,000 and is where most serious street builds shop. At the top, carbon fibre and custom fabrication run $12,000–$20,000 before a single panel is fitted. Whatever the tier, add $2,500–$5,000 for the installation, body prep, gap filling, and paint that turn parts into a finished car — which is how a complete Civic Si build arrives at $4,000–$12,000.

Visualise your Civic Si before booking the shop

A widebody is the least reversible visual modification you can make to a Civic Si — fenders get cut, so the time to discover the look isn't for you is before the build, not after. That is the render's job: your actual Civic Si, your colour, flared and planted, in about 30 seconds, so the Honda build you pay for is one you've already seen.

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See Your Civic Si With a Widebody Kit in 30 Seconds

  1. 1
    Upload a photo of your Civic Si. Any angle works, though a side profile gives the best result for bodywork modifications like widebody kits. JPG or PNG, up to 10MB.
  2. 2
    Select Widebody Kit as your style. Your Civic Si's lines and stance drive the render, so what comes back is your specific car reworked, not a generic edit.
  3. 3
    Download your render. It takes roughly 30 seconds. The free tier watermarks the file; Pro ($14/mo or $69/yr) unlocks 250 clean HD renders monthly, ideal for an installer.

Civic Si Widebody Kit Questions, Answered

Bolt-on or welded flares for a Civic Si widebody?

Bolt-on and rivet-on kits preserve more of the original bodywork and read deliberately aggressive — the exposed-hardware look is part of the Rocket Bunny/Pandem aesthetic. Welded and moulded conversions blend into the body for a factory-wide look but are fully permanent and cost more in bodywork. Which suits the Civic Si depends on the look you're chasing — render both directions first.

Does a widebody kit hurt the resale value of a Civic Si?

It narrows the buyer pool rather than simply lowering the price. A widebody Civic Si appeals strongly to enthusiasts and weakly to everyone else, so it can take longer to sell and the modification rarely returns its full cost. If resale flexibility matters, factor that in before cutting fenders — the conversion is not practically reversible.

What widebody kits are available for the Civic Si?

The Civic Si has aftermarket widebody options ranging from FRP bolt-on flares ($800–$2,000) to premium kits from Liberty Walk, Rocket Bunny, or Pandem ($3,000–$8,000). The availability and quality of kits depends on the platform's popularity in the tuning community. Use our render tool to see the widebody aesthetic on your car before researching specific kit options.

How long does a widebody install take on a Civic Si?

Plan for a multi-week shop job, not a weekend. The kit itself arrives fast — it's the test fitting, fender modification, gap filling, body prep, and paint that dominate the timeline, and rushing any of those stages is what separates a factory-looking result from an obvious bolt-on. Ask your shop for their timeline before committing.

Can I keep my stock wheels after a widebody conversion on a Civic Si?

Technically yes, visually no. The extra 30–80mm of arch per side exists to cover a wider wheel and tire — on stock wheels the Civic Si would sit visibly hollow inside the new flares, which reads as unfinished. Budget for wider wheels with recalculated offset as part of the build, and preview the full combination on a render before ordering either.

Handing it to your shop?

HD, watermark-free renders your installer can build from

A Honda Civic Si widebody build runs $4,000–$12,000. Step up to Pro for a 4K, watermark-free render that doubles as your build brief. $5.75/mo on annual.

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Honda Civic Si: other render styles

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Widebody Kit renders across the garage

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