2018 Honda Civic — conservative tune feels great — what should I log?
2018 Honda Civic Si, about 164,000 miles. I do not want to judge a tune only by how fast the car feels. Which parameters are worth logging periodically if the…
Performance & Tuning
Performance & Enthusiast
1987 Porsche 911 — first HPDE in a stock street car
I am doing my first beginner track day and do not care about lap records. Besides fresh brake fluid, enough pad, good tires and torque checks, what is truly ne…
2007 Porsche Cayman — first HPDE in a stock street car
I am doing my first beginner track day and do not care about lap records. Besides fresh brake fluid, enough pad, good tires and torque checks, what is truly ne…
Civic tune reliability: what data should owners actually track?
2025 Honda Civic Sport Touring Hybrid, about 78,000 miles. There are plenty of tuned cars running around, but I'm more interested in long-term data than dyno n…
BatteryNerdCommunity StarterApr 8, 20262025 Honda Civic Sport Touring HybridUpstate New York40 replies0 helpful
Intercooler upgrade before adding more power?
2023 Nissan Z Performance, about 22,000 miles. On repeated pulls I can feel the car soften as temperatures rise. Would you prioritize an intercooler before add…
NorthEnthusiast44Community StarterApr 6, 20262023 Nissan Z PerformanceNYC / Long Island29 replies0 helpful
2015 Volkswagen Golf — first HPDE in a stock street car — buyer question from Seattle
2015 Volkswagen Golf TDI, about 170,500 miles. I am doing my first beginner track day and do not care about lap records. Besides fresh brake fluid, enough pad,…
2024 Ford Mustang — conservative tune feels great — what should I log? — NYC owner question
2024 Ford Mustang GT, about 23,000 miles. I do not want to judge a tune only by how fast the car feels. Which parameters are worth logging periodically if the…
2017 Audi Q7 — clutch engagement changed after a long traffic commute
After a hot stop-and-go commute the clutch engagement point felt different, but it returned to normal later. No slipping at full throttle. What would you inspe…
2025 BMW M3 Competition xDrive — tune transformed the car, but what should I log?
2025 BMW M3 Competition xDrive, about 118,000 miles. Running a conservative tune and the car feels great. I don't want to judge reliability by seat-of-the-pant…
PixelTraveler15Community StarterMar 23, 20262025 BMW M3 Competition xDriveNew Jersey1 reply0 helpful
2018 Honda Civic — conservative tune feels great — what should I log? — trying to narrow this down
2018 Honda Civic Si, about 105,000 miles. I do not want to judge a tune only by how fast the car feels. Which parameters are worth logging periodically if the…
2019 Volkswagen Atlas — dyno numbers changed more than the car feels
2019 Volkswagen Atlas SEL, about 69,500 miles. Two dyno sessions on different days show a noticeable power difference, but the car feels the same.
RoadTripMechanicish788Community StarterMar 19, 20262019 Volkswagen Atlas SELSan Antonio8 replies0 helpful
2024 BMW i4 — conservative tune feels great — what should I log? — trying to narrow this down
I do not want to judge a tune only by how fast the car feels. Which parameters are worth logging periodically if the goal is catching fuel, knock, boost or tem…
Anyone else: Tune transformed the car, but what should I log?
Running a conservative tune and the car feels great. I don't want to judge reliability by seat-of-the-pants though. Which parameters would you log periodically…
Tune transformed the car, but what should I log?
Running a conservative tune and the car feels great. I don't want to judge reliability by seat-of-the-pants though. Which parameters would you log periodically…
2023 Audi S5 — conservative tune feels great — what should I log? — anyone dealt with this recently?
2023 Audi S5 Sportback, about 57,000 miles. I do not want to judge a tune only by how fast the car feels. Which parameters are worth logging periodically if th…
2023 Audi S5 — conservative tune feels great — what should I log?
I do not want to judge a tune only by how fast the car feels. Which parameters are worth logging periodically if the goal is catching fuel, knock, boost or tem…
2024 Ford Mustang — clutch engagement changed after a long traffic commute
After a hot stop-and-go commute the clutch engagement point felt different, but it returned to normal later. No slipping at full throttle. What would you inspe…
2023 Mercedes-AMG C43 — conservative tune feels great — what should I log?
I do not want to judge a tune only by how fast the car feels. Which parameters are worth logging periodically if the goal is catching fuel, knock, boost or tem…
2023 Audi S5 — clutch engagement changed after a long traffic commute
2023 Audi S5 Sportback, about 4,000 miles. After a hot stop-and-go commute the clutch engagement point felt different, but it returned to normal later.
Anyone else: Tune transformed the car, but what should I log?
Running a conservative tune and the car feels great. I don't want to judge reliability by seat-of-the-pants though. Which parameters would you log periodically…