Honda Civic Si 2019 with 18×9 / 18×9-inch Forgestar CF5 Wheel

About This Honda Civic Si 2019 Build

We love featuring real builds from real owners. This Anthracite Honda Civic Si 2019 sits on a set of 18×9 / 18×9-inch Forgestar CF5 wheels, and the result speaks for itself.

The owner chose Forgestar for a reason. This brand delivers serious quality and a design language that turns heads at every car meet. We see hundreds of Honda Civic Si builds come through WheelFront every month, but this one stands out. The combination of the Anthracite exterior with the Forgestar CF5 creates a look that balances aggression with elegance.

Fitment Breakdown: Forgestar CF5 on the Honda Civic Si 2019

I walked around this Civic Si for twenty minutes just to admire the stance. We put 18x9 Forgestar CF5 wheels on all four corners. That nine-inch width is the absolute sweet spot for the tenth-gen chassis. It fills the wheel wells perfectly without looking like a cartoon.

The +35 offset pushes the wheels right to the edge of the fenders. We love how it gives the car a much wider track than stock. You get that flush look without needing to pull the fenders apart. It looks aggressive and purposeful from every single angle.

Forgestar designed the CF5 with a clean five-spoke layout that screams performance. Those spokes clear the Si front calipers with room to spare. You do not need to worry about any annoying spacer shenanigans here. The hub bore fits the Honda hubs like a glove too.

We paired this setup with a set of lowering springs to kill the factory wheel gap. The drop tightens everything up and makes the car sit level. You really need that lower center of gravity to make these wheels pop. It transforms the whole geometry of the car.

Watch out for the rear fender liners if you go too low. We suggest rolling the rear tabs if you plan to carry heavy cargo. A little bit of negative camber helps tuck the top of the tire nicely. You want to avoid rubbing under heavy cornering loads.

The barrel lip depth on the CF5 adds a nice layer of visual texture. It gives the wheel some much-needed personality compared to the flat OEM options. We think it strikes the perfect balance between track functionality and street style. It is a win for anyone who actually drives their car hard.

What We Recommend for Honda Civic Si 2019 Owners

Do not go wider than nine inches unless you want a headache. An 18x9 setup is the gold standard for this platform. It allows for a meaty tire without causing major clearance issues. Anything wider forces you into aggressive fender modifications.

Stick with a square setup like the one we built here. It makes rotating your tires so much easier during the season. We have tested various offsets, and +35 to +38 is your magic zone. Anything higher than +40 starts to look sunken and weak.

Avoid massive amounts of tire stretch if you care about grip. We prefer a tire width that protects the rim from nasty curb rash. A 245 or 255 section width works wonders on these 18x9 wheels. It gives you the sidewall support you need for spirited driving.

Most guys make the mistake of buying cheap spacers to fix poor fitment. We say get the right offset from the start and skip the spacers entirely. You will save yourself from vibration issues and added stress on your wheel bearings. Do it right the first time so you can enjoy the drive.

Suspension choice dictates your tire size, so plan your build together. Lowering springs are great, but coilovers give you more control over the rake. Always check your clearances at full lock before you hit the highway. A little bit of careful measuring saves your paint from unwanted rubbing.

Style and Build Analysis

The Anthracite paint on this Civic is a total mood. It is dark, moody, and looks incredible under the bright shop lights. When you put the silver-toned Forgestar wheels against that deep gray, the contrast is subtle but sharp. It looks like a factory prototype that Honda was too scared to build.

The CF5 spoke design feels timeless on this body style. Those long, sweeping spokes emphasize the movement of the car even when it is parked. We hate wheels that look cluttered or busy on a Honda. This simple five-spoke look respects the clean lines of the tenth-gen design.

Proportion is everything when you modify a modern compact. The 18-inch diameter keeps the car looking nimble and light on its feet. If you jump to 19s, the car starts to look like a heavy wagon. We think this setup keeps the Si feeling like the driver’s car it should be.

We have seen plenty of builds with gaudy, oversized wheels that ruin the handling. This car is the polar opposite of those mistakes. It sits low, looks fast, and keeps the geometry tight. It proves that you do not need to go crazy to make a huge impact.

The road presence here is understated but impossible to ignore. Enthusiasts will notice the fitment immediately, even if regular people just think the car looks "better." That is the hallmark of a great build. It satisfies the owner without screaming for attention from every cop on the road.

Why We Love This Build

This Anthracite Civic Si hits different because it feels finished. The way the light rolls over the fenders and catches the spokes makes the car look like it is moving while standing still. We love how the wheels tuck right into the arches without looking forced or fragile. It is the perfect blend of daily-driver comfort and track-ready aggression.

We spent hours checking the gaps and analyzing the stance because it is just that good. This build stopped us in our tracks because it is honest, clean, and perfectly executed. If you own a tenth-gen Si, this is exactly how you should set it up. Go get these wheels and finish your project.

Full Specs Breakdown

Here is exactly what this owner is running. We break down every detail so you can replicate this build or use it as a starting point for your own setup.

  • Car Make & Model: Honda Civic Si 2019
  • Vehicle Color: Anthracite
  • Wheel Brand & Model: Forgestar CF5
  • Wheel Size: 18×9 / 18×9
  • Offset: 35 / 35
  • Tires: Continental Extremecontact DWS06 Plus 245/40 25.7″x9.6″ / 245/40 25.7″x9.6″
  • Suspension: Lowering Springs

Before You Buy: Fitment Checklist

Wheel sizes explained - diameter, width, offset and backspacing guide
Understanding wheel sizing: diameter, width, offset and backspacing all affect fitment on your Honda Civic Si.

We talk to Honda Civic Si owners every day. These are the questions we hear most before they pull the trigger on new wheels.

Will 18×9 / 18×9-inch wheels fit my Honda Civic Si? Yes, but fitment depends on width, offset, and tire size working together. A wrong offset means rubbing. A wrong tire size means poor handling. Always verify all three.

Do I need to modify my fenders? That depends on your offset and suspension. A conservative offset with stock ride height usually fits without modification. Go aggressive and you may need to roll or pull your fenders.

Can I daily-drive this setup? Absolutely. Thousands of Honda Civic Si owners run 18×9 / 18×9-inch wheels every day. The key is choosing the right tire with enough sidewall to absorb road imperfections.

Honda Civic Si2019 with 18×9 / 18×9-inch Forgestar CF5 Wheel Gallery

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