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  1. California Parts for sale off 2020 SI Ventura County Area

    I sold my car and have some parts. All used for about 10k miles. All in good condition. KTuner Unlocked and ready to go. Here’s a list: KTuner V1.2 Unlocked with Dash Mount.. $400. I had the stage 2 tune with it I can send if that works. 27Won TIP $300 Acuity Short Shifter $300 Can include...
  2. Hey guys removing flex fuel kit but lost original lines. Does anyone know what I need to go back to stock on the fuel line? 2020 Si sedan

    I have the clips but I can’t find the original sensor that was removed and the fuel line to the rail. Does anyone know what parts I have to order to go back to stock? I can’t believe I misplaced it but there’s been so much moving here. If anyone can help me find the parts or even sell me the...
  3. California Anyone selling wheels and tires in California? Selling my current wheels or trade. Looking for bronze

    Hey guys I’m switching up the Look on my Si. I have purple XXRs right now and I’ll be selling them. Looking to trade or buy new bronze wheels if anyone selling. I have my eye on some Avid1 AV6s, but I’m open. I just want to go bronze, and need something 9.5” wide. Looking to run 265s. Anyone...
  4. Can’t find inlet air leak after turbo install. Any tips?

    Hey everyone I am trying to get tuned by Derek and he has emailed twice saying there’s an inlet side air leak. I went through and checked all the bolts after installing the new Vargas turbo and found nothing. I sent him logs and again it’s showing a leak in the system. I’m going to take off the...
  5. Upgrading to big turbo. 2020 Si. Any tips before I replace it?

    So I finally got the Vargas GC+ turbo. I have purchased the custom TSP tune. I realized I have some time before it comes in, but I want to be ready. I purchased the downpipe gasket already, but I heard that you need a new oil line gasket for the turbo? Does anyone know what I can get to prepare...
  6. Looking to go big turbo. Vargas is sounding nice. Any reccomendations on GC or GC+? Running E30 already 2020 SI FBO

    Hey everyone I am looking to buy a turbo very soon. I am trying to find a 27Won intercooler but for now am running the shitty PLM FMIC with stock pipes. Other than that I have the Catted PLM Downpipe and front pipe. I bought these before knowing about the company so forgive my please! 27Won Air...
  7. California Anyone selling the 27Won Intercooler for 2020 Si

    Hey everyone I have cash in hand and am looking for a 27Won intercooler in SoCal. Can pay shipping if needed. Prefer the orange charge pipes but I’m open. Anyone selling one of these?
  8. Clutch slipped going uphill in 6th gear. Think I’m safe?

    Hey guys I recently installed the flex fuel kit and I’m running the Stage 2 TSP tune. The tune is super fun and I’ve only run it on map 2 without sport mode on. Never really had a problem. The other day I was driving up the grade in our town, which is a decent up hill that goes for a mile or so...
  9. Anyone help identify if this flywheel is a single mass or double? Trying to see if I have an aftermarket clutch

    Hey guys when I bought my car I was told it has a type r clutch. It had 15,000 miles and different upgrades around itS I could tell some work was done, but I just want to know for sure on the clutch. Someone told me to take the service cover off and see if I have a dual mass or single mass...
  10. Is your exhaust louder, or your engine bay?

    Hey guys I just want to ask something I noticed. When revving my car I really hear all the noise up in the engine bay, and not so much from the exhaust. I’ve got a 2020 Si With a downpipe, front pipe and type r exhaust. Also a cold air intake, but stock turbo. When I rev up the engine, all the...
  11. Any way to tell if you have an aftermarket clutch?

    Hey guys, I just had a quick question. I bought my 2020 SI with about 14,000 miles on it. When I bought the car, the salesman told me it had a Type R Clutch. I was looking at two Si’s, and he only said the one had this clutch. I’ve tuned the car and am currently running the Pherable 1.5 tune...
  12. Turbo sounds like a leaf blower? 2020 Civic SI

    Hey guys I just wanted to check in on what your turbo sounds like with a CAI installed. I put on the copycat PLM Cold Air Intake, not knowing it was a copy. I do not recommend it at all, it was a pain in the ass to install due to the cheap build. The filter was very heard to seat on the lip but...
  13. Running Pherable 1.5 Race tune, but map switching is not working. Any ideas why?

    Hey guys so i finally got the Pherable 1.5 Race tune for my SI. its a 2020 Si with the copycat PLM intake, catted downpipe, and Rev9 Intercooler. Im running the stock turbo and mixing E85 in with 91 gas. I installed this tune and I am not seeing the option for "On the fly" map switching. I am...
  14. So does an FK8 exhaust fit on an SI with small mods?

    I found someone selling a 10th Gen FK8 exhaust for cheap locally and I thought I read that with some small mods to the engine hangars you can fit one onto an SI. I’ve got a 2020 Si and I’m running the stock exhaust with an aftermarket downpipe. It was too loud with my 3” exhaust I had, so I went...
  15. KTuned 2020 SI. Throwing P0171 Code with base tune. Any ideas how to fix?

    Hey guys my car had been showing this code every few days. I clear it, and it comes back. I disabled the catylitic efficiency sensor as I was told by two step, and it came up again. The car has a PLM catted downpipe and cold air intake. Stock exhaust. Any ideas how to fix this code? I. Getting...
  16. Looking for Candy Purple XXR 571 Wheels that I can mount my factory tires on. 2020 Si

    Hey guys I blooming to throw some candy purple XXR wheels on my car. It’s a 202@ SI with stock wheels tires at 16,000 miles. I was hoping to just use the factory tires and put them on some candy purple XXR 571 wheels. I’m looking on eBay and found some that I’ll attach. I work at a dealership so...
  17. Stock exhaust with catted downpipe. Will I lose any power going back to stock exhaust?

    Hey guys, my car is a 2020 SI with an aftermarket intercooler, catted downpipe and cold air intake. It is Also tuned with a stage 1 TSP tune. Since I put the downpipe on it got very loud. I had installed an aftermarket exhaust, the AWE Touring Edition exhaust and loved it before adding any other...
  18. Boost reading Negative when driving but car is running great. Any ideas?

    Hey guys I recently installed a new intercooler, catted downpipe and cold air intake on my car. Also tuned it with a KTuner. At first I wasn’t getting any boost and the car was running ok, before tuning. I found out I didn’t seal down one side of the intercooler so no boost was building but I...


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