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  1. California FS: 2018 Civic Si parts

    I have for sale some stock items and some aftermarket parts from my 2018 Civic SI. Located in SoCal, will ship at buyers expense. Stock Airbox + Resonator Chamber - $150 Stock Intercooler pipes (hot side and cold side) - $150 Takeda momentum Pro Cold Air Intake - $300 Ktuner V1.2 - $300 Tunes...
  2. The Tuned CivicX Experience & Reliability Thread (for all models)

    *Updated* Vehicle: 2018 Civic SI Total tuned time: 3 years Total tuned mileage: ~40k Tuning device(s) used: Ktuner V1.2 Tunes used: KTuner 21.5; current tune TSP Stage 1, Phearable Tune 1.5 Tuned currently use: Phearable Tune Fuel used: 91 Additional engine mods: Prl Cobra Cold Air...
  3. The Tuned CivicX Experience & Reliability Thread (for all models)

    *Updated* Vehicle: 2018 Civic SI Total tuned time: 2 years Total tuned mileage: ~31,000 Miles Tuning device(s) used: Ktuner V1.2 Tunes used: KTuner 21.5; current tune TSP Stage 1, Phearable Tune 1.5 Tuned currently use: Switched to Phearable Tune, roughly 100 miles into new tune Fuel...
  4. Blox racing throttle body

    Yeah I have the tsp tune on mine with a few mods and a set of federal tires. I just saw that and was wondering if it was even worth a second look. I guess if your maxing out power on an 10th gen it would help but I'm not doing that lol. And street legality isn't a main concern for me, I mean...
  5. Blox racing throttle body

    Has anyone used or know anything about Blox racing throttle body? I just say it on Kserisparts, and was wondering if it's worth the price for around 11% higher air volume intake.
  6. The Tuned CivicX Experience & Reliability Thread (for all models)

    Vehicle: 2018 Civic SI Total tuned time: 12 months Fuel Trims: -3/ 0 Total tuned mileage: ~10,000 Miles Tuning device(s) used: Ktuner V1.2 Tunes used: KTuner 21.5; current tune TSP Stage 1 for 18' SI Fuel used: 91 Additional engine mods: Takeda Momentum Cold Air Intake, Injen intercooler...
  7. **Sold** Injen Cold Air Intake FS/FT

    I have a Injen Cold Air Intake for sale or for trade for a PRL cobra intake (street or race maf). I am located in Socal. For sale for $200 or obo.
  8. 10th gen CIVIC SI - What did you pay?

    OTD I paid 22,450.54 for a 2018 SI when. I bought it last year.
  9. Civic Si Insurance Rate

    Here in long Beach CA I pay 150 a month full coverage. I do have an accident reported to my insurance but I wasn't at fault.


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