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  1. #1
    Junior Member One Ring
    Join Date
    Oct 03 2022
    AZ Member #
    827026
    Location
    NJ

    Opinion on C7.5 S6 Purchase.

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    Looking to purchase this local 2018 Audi S6 Premium Plus Glacier White with 70k miles. 2 owner stock.

    The trim and spec is just how I want it. Everything checks out. Engine looks spotless not just the plastic bits but in between turbos etc. car doesn’t look like it was beat or even touched. 35k out the door after taxes fees etc.

    I’m coming from a B8.5 S4 and loved the platform so instead of a B9 I figured C7.5 was the next best thing considering the prices of purchase is roughly the same at that mileage.

    What’s hindering my purchase is strictly the maintenance. The s4 was expensive sure but the s6 parts are usually about double.

    I do all my services and have VagCom but I probably couldn’t do any engine out services.

    Anyone have advice?

    I appreciate any criticism or reassurances.

  2. #2
    Active Member One Ring
    Join Date
    Dec 02 2024
    AZ Member #
    998371
    Location
    Gilbert, AZ, United States

    Honestly it does seem rather expensive, for example i’ve come across a [emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji[emoji6]][emoji[emoji6]]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]]]] C[emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]]]].[emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]]] S[emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]]]] with around [emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]]][emoji[emoji[emoji6]][emoji[emoji6]]]k miles at [emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]][emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]]k (before fees) i honestly would wait a little and see what comes up


    Sent from my iPhone using [emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6][emoji6]]]][emoji[emoji6][emoji6]][emoji[emoji[emoji6][emoji6]][emoji[emoji[emoji6]][emoji[emoji6]]]]]]]Audizine Forum

  3. #3
    Veteran Member Three Rings Burkeomatic's Avatar
    Join Date
    Feb 22 2021
    AZ Member #
    588669
    My Garage
    14 A8L 4.0T, 96 Corolla Wagon
    Location
    San Antonio

    There aren't a lot of engine out repairs for these cars, every thing is fairly accessible.

    Once the turbo screen is good, typical crappy engine mounts taken care of, you don't have a ton to worry about I don't think. You're not fighting those damned timing chains at all times on the 3.0t.

    Oil changes are more expensive.
    2 more plugs.
    Other than that, I don't feel like it is a whole lot more expensive than my 3.0t was. I don't know what else you're planning on doing, if you want to mod it or not, or whatever, but that can be a different conversation, and opinions vary.

    Now all the extra crap on the car, air suspension, ACC, etc can get annoying and expensive pretty quick.

    B9s look freaking awesome though. You can make serious power with either car, but you can make more serious power with the 4.0t, if that's what you want.
    2014 A8L 4.0T - DS1 Stage 4/JHM TCU, FE Axlebreakers, E85

  4. #4
    Junior Member One Ring
    Join Date
    Oct 03 2022
    AZ Member #
    827026
    Location
    NJ

    Quote Originally Posted by Burkeomatic View Post
    There aren't a lot of engine out repairs for these cars, every thing is fairly accessible.

    Once the turbo screen is good, typical crappy engine mounts taken care of, you don't have a ton to worry about I don't think. You're not fighting those damned timing chains at all times on the 3.0t.

    Oil changes are more expensive.
    2 more plugs.
    Other than that, I don't feel like it is a whole lot more expensive than my 3.0t was. I don't know what else you're planning on doing, if you want to mod it or not, or whatever, but that can be a different conversation, and opinions vary.

    Now all the extra crap on the car, air suspension, ACC, etc can get annoying and expensive pretty quick.

    B9s look freaking awesome though. You can make serious power with either car, but you can make more serious power with the 4.0t, if that's what you want.
    Understood. I guess you have to understand that you’re stepping into another class of car so the trade off is you’re getting a lot of bang for your buck.

    Half the reason I’m such a VAG guy still is that there’s a fantastic community, as you all have exemplified, that will lend a hand when the going gets tough. Hard to find that with any other brand.

    I’m checking out a 2018 B9 S4 soon and will probably decide then. Again your input is priceless. Best.

  5. #5
    Senior Member Three Rings
    Join Date
    Mar 23 2019
    AZ Member #
    466953
    Location
    New York

    2018 s6 purchased new end of 2018. love this car. 43k miles. rs5 forged wheels with 265/35 meat to fill out wheel wells. IE stage 1 tune and effortless smiles for miles. normally tire of my cars after 5 years, but still love this one. great car
    2018 S6 Premium+
    2021 SQ5 Prestige
    2006 S4 Cab (gone)

  6. #6
    Veteran Member Four Rings TexasDfwS4's Avatar
    Join Date
    Sep 10 2012
    AZ Member #
    100226
    Location
    DFW

    Quote Originally Posted by NewYorkS6 View Post
    2018 s6 purchased new end of 2018. love this car. 43k miles. rs5 forged wheels with 265/35 meat to fill out wheel wells. IE stage 1 tune and effortless smiles for miles. normally tire of my cars after 5 years, but still love this one. great car
    Yep love my 2018 same specs and the turbo screen is the upgraded one.
    2018 S6 Glaser white Black/Optics, Sport, ACC, HUD, CF, etc. NO bang/O
    2017 Q5 3.0 Ibis W/ BO with S-line
    Gone 2018 SQ5
    Gone 2013 B8.5 S4
    Gone 2012 S4
    Gone 2012 Q5
    Gone 2009 Q5

  7. #7
    Established Member Two Rings srb_brah's Avatar
    Join Date
    Sep 27 2024
    AZ Member #
    995534
    Location
    St. John, Indiana

    Quote Originally Posted by NewYorkS6 View Post
    2018 s6 purchased new end of 2018. love this car. 43k miles. rs5 forged wheels with 265/35 meat to fill out wheel wells. IE stage 1 tune and effortless smiles for miles. normally tire of my cars after 5 years, but still love this one. great car
    congrats bro, just got mine a month ago with similar specs and love it!

    paired with the borla exhaust it's amazing, while it's being stored this winter I plan to detail it
    2017 S6 Premium Plus - Ibis White | Arras Red & Black Optics | Stage 1 IE | Borla Catback Exhaust | RocEuro CAI | 31K Miles

  8. #8
    Senior Member Three Rings ClaudeG's Avatar
    Join Date
    May 27 2017
    AZ Member #
    400178
    My Garage
    2023 Audi Q7 3.0 | Daily 2006 Mazda Speed6
    Location
    Santa Clarita

    Quote Originally Posted by creamys4 View Post
    Looking to purchase this local 2018 Audi S6 Premium Plus Glacier White with 70k miles. 2 owner stock.

    The trim and spec is just how I want it. Everything checks out. Engine looks spotless not just the plastic bits but in between turbos etc. car doesn’t look like it was beat or even touched. 35k out the door after taxes fees etc.

    I’m coming from a B8.5 S4 and loved the platform so instead of a B9 I figured C7.5 was the next best thing considering the prices of purchase is roughly the same at that mileage.

    What’s hindering my purchase is strictly the maintenance. The s4 was expensive sure but the s6 parts are usually about double.

    I do all my services and have VagCom but I probably couldn’t do any engine out services.

    Anyone have advice?

    I appreciate any criticism or reassurances.

    I love my C7.5, I just hit the 90K mark, I got it at 23K.... I will definitely encourage you to get an extended warranty. While the car has been reliable, the major repairs I have had were that the steering column needed replacement (it had a little play randomly) and a few months ago the mechatronic unit failed, and Audi just replaced the full transmission. It was a third party warranty that I purchased directly when I bought the car, and I just purchased a new extended warranty as mine is expiring. I bought it through Endurance, and it cost me about 5.5K... but it will be well worth it if I have a major repair again.
    2016 S6 Prestige, Sepang Blue, Black Optics, Lunar Silver Interior | APR Exhaust | VMR V802 Matte Bronze wrapped in 275/35/20 | Silly Rabbit Intake | NeuSpeed SS Brake Lines | Lowered via OBDEleven | JL Audio XD7005V2 | JL Audio 10"W3

    GONE BUT NOT FORGOTTEN 2017 A6 3.0 Prestige, Brilliant Black, Black Optics

    Daily... 2006 MazdaSpeed6

  9. #9
    Veteran Member Four Rings
    Join Date
    Jun 19 2018
    AZ Member #
    420922
    My Garage
    21 Jeep Gladiator / 05 Tahoe Z71
    Location
    NH

    Quote Originally Posted by ClaudeG View Post
    I love my C7.5, I just hit the 90K mark, I got it at 23K.... I will definitely encourage you to get an extended warranty. While the car has been reliable, the major repairs I have had were that the steering column needed replacement (it had a little play randomly) and a few months ago the mechatronic unit failed, and Audi just replaced the full transmission. It was a third party warranty that I purchased directly when I bought the car, and I just purchased a new extended warranty as mine is expiring. I bought it through Endurance, and it cost me about 5.5K... but it will be well worth it if I have a major repair again.
    Interesting to hear Endurance is now issuing VSC's for this platform. Years ago, they denied my 2014 with 14k miles. Guessing it helped AoA issued the recall for the turbo screen and has the Turbo extended warranty
    2013 Q7 / Prestige / Mugello Blue Pearl

    2014 S7 Phantom Black on Black / B&O / DS1 ECU Stage 2 / SRM TCU tune / RS7 Inlets & Airbox / JXB Carrier / 034 Drivetrain Inserts / Cooling mods coming - SOLD

    2016 A6 3.0T / Premium + / Glacier White on Black / S-line / Sport Package w/ 20" wheels / No Mods - TOTALED

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