Greetings. This is my 2009 Audi S5. I'm asking $16,500.
Quite modded, but still comfortable for every day driving. It's optioned very well, has an all-black aesthetic, and rides like a dream whether it's for sport or cruising down the highway. It's a medium size, comfortable coupe, with back seats ample for medium sized adults, and a relatively large trunk. Trunk space is pretty big, and the rear seats can fold down completely to allow large items to pass through into the cabin interior. I am now currently located in Aurora, Colorado.
The car features Audi's 4.2L V8, which stock comes with 354 horsepower and 325 foot-pounds of torque, with a 7,000 RPM red line. Peak torque comes on around 3,800 RPM and holds pretty steady to red line. Horsepower builds quickly and linearly up to red line. It's mated to a six-speed manual transmission. The drive train is Audi's famous "Quattro" all wheel drive system. It's great for sports/handling as it allows the car to really pull through and out of corners greatly. It also handles inclement weather, or terrain, among the best. It features a standard 40/60 front to rear power bias, but is capable of automatically sending power to the wheels with the most traction to help keep the car moving onward.
This car came with a great array of options, and I hope I can remember to list them all:
- Bluetooth connectivity
- Auxilary/"headphone jack" input
- Heated Recaro sport seats, power adjustable with lumbar support and driver seat memory
- Multi-function steering wheel controls
- Navigation/GPS
- Blind-spot monitoring (lights up the side mirrors when someone is in your blind-spot)
- Rear back up camera with sensors
- 6-disc CD changer
- Bang & Olufson sound package
- Keyless entry
- Keyless start/stop
- Auto-dimming rear-view and exterior side mirrors
- Heated exterior side mirrors
- Bi-xenon adaptive (turns light angle with steering input) headlights
- Carbon fiber interior trim accents
- Tire pressure monitoring
- Electronic parking brake
- I think that's it but there may be more I'm forgetting
I've done quite a handful of modifications to the car. The goal was to make the car accelerate faster, be more responsive and fun to drive or more capable in the turns, but not to sacrifice daily comfort and drivability, as it was/is technically my "every day car." The current result is a car that when just "cruising" along whether it be highway or city traffic, feels tame, civil, and comfortable. But when you get on it, the car feels fantastic. It accelerates about as fast, or even a smidge faster, than a stock 4.2L RS5, but you get the joy of having the third pedal which the RS5 did not ever have. The car handles fantastically, and doesn't feel nearly as heavy as it's 3,800 pound curb weight would suggest. Visually, the car blends in but has presence with the all black look. I also had intents on one day supercharging the car, and was planning on going with the JHMotorsports supercharger kit. Their kit claims to add 100-130 wheel horsepower to the car, and this S5 has basically all the support mods you'd need to install it and get the most use out of it with the exception of some stronger engine mounts. The car was measured on a dyno by a shop that had nothing to do with maintaining, modding, or anything with the car. On their Mustang dyno, at around 150 feet elevation on a 65 degree (F) day, the car measured two runs at 349 all-wheel horsepower, and 292 ft.-lb. AWTQ. If you adjust for drive train loss, that comes to around 420 crank horsepower. That read out was BEFORE the test pipes and x-pipe. It hasn't been dyno'd since, but if I had to guesstimate, it's currently at around +30 HP and TQ over those previous figures. All the mods on the car:
- Audi OEM metal pedal set
- A custom exhaust, featuring larger-bore test pipes which are ceramic coated and heat-wrapped. Factory resonated down pipes. A custom x-pipe mid pipe, two resonators are the tail end of the exhaust, finished off with two double-wall 4" exhaust tips.
- 034MotorSports Density Line front control arms
- Custom air intake, using a modified version of the OEM airbox lid to insulate head and flow more air, with a 034Motorsports silicon intake tube, and a K&N E-1987 air filter which is cleanable
- Error-free red LED license plate lights
- RS Style honeycombe grille and foglight bezels
- JHM Solid Shifter Linkage
- 034MotorSport Aluminum Transmission Insert
- 034MotorSport Transmission Mount
- 034MotorSport solid rear sway bar
- JHM Solid Short Throw Shifter
- Sportshifters custom shifter kit (custom made, one-of-a-kind shifter trim kit with weighted shift knob)
- ST Suspensions coilovers (progressive springs make the ride comfortable at light loads, and predictably tighten up as load increases; lowered around 1.6")
- Glossy black rear badge
- Window trim and front lip painted black
- 75W LED foglights
- Window tints, 20% all-around, 5% ceramic coated on roof glass
- Spyder Auto LED tail lights
- JHMotorsport performance clutch
- ECS Tuning lightweight flywheel
- USP Motorsport braided clutch line
- Smoked sequential LED mirror housing turn signal lights
- Removed throttle body heating plumbing
- Replaced factory mirror caps with gloss-black mirror caps
- JHM 93 Octance ECU flash-tune
- Advanti Racing Cammino (19x9.5 ET35 on Pirelli P-Zero UHP 255/35 tires, powdercoated gloss black)
- 10mm front/15mm rear spacers
- Updated '13-'17 S5 flat-bottom steering wheel and airbag
- ECS Tuning climate control/AMI aluminum knob covers
Now, on to the maintenance. I originally didn't ever intend on selling the car so I've done way more maintenance than I think most people would have to ensure long engine health. I've done basically all of the common items these cars suffer from, except engine mounts, and some lesser common items to make sure it was trouble free. I'd consider it reliable, as I drove from my old home in Connecticut to a new home in Colorado over two days, totalling 1,880 miles with no issues. The car managed about 25.5 miles per gallon that whole trip, which I think shows the engine is in good running health and order. I've done oil changes at 5,000 mile intervals, instead of 10,000 to help keep oil clean and fresh. I've only given it 93 Octane, and good fuels. I have driven it through snow twice, but it got cleaned the day after both times. I've cared for this car as if I was never selling it because, again, I didn't intend on it. I replaced all other fluids in the car at the 100,000 mark as well. I've had it for three and a half years, brakes are still at ~50% life span. Tires are in good shape, rears are at around 50% life, and fronts are around 75%. The car has gone through two emissions testings in my ownership, and passed both. There is no check engine light, weird noises, or any known mechanical problems with the vehicle. Here's notable maintenance, dates and mileage performed:
~091K || 04/22/17 || Thermostat replaced, primary cooling fan replaced, coolant replaced, coolant hose replaced
~093K || 07/25/17 || Front control arms replaced with 034Motorsports Density Line kit, front end alignment, front tires balanced
~094K || 08/15/17 || Oil filter housing gaskets replaced (oil leak repair), throttle-body & intake manifold cleaned, vacuum line repaired
~096K || 12/31/17 || Replaced clutch slave cylinder
~097K || 02/04/18 || Replaced hardware for undershields/bellypans, replaced rear/transmission shield
~097K || 02/10/18 || Replaced passenger side reverse bulb in trunk lighting assembly
~098K || 02/25/18 || Replaced rear end-links and hardware, replaced factory start button
~098K || 03/04/18 || Replaced exhaust downpipes & exhaust clamps
~101K || 07/18/18 || Passenger skin door replaced at Over The Edge Automotive, window trim and front lip painted black
~102K || 08/31/18 || Driver door lock actuator replaced
~103K || 10/25/18 || Replaced slave cylinder (second time this went out, started thinking clutch/pressure plate/throw-out bearing was bad)
~104K || 12/31/18 || Replaced clutch, flywheel, master cylinder, clutch fork pivot mount, bled clutch line, repaired heater hose leak, new trans fluid, front tires, rear main seal
~104K || 01/06/19 || Alignment performed
~104K || 01/20/19 || Replaced master clutch cylinder (clutch system has performed rock solid since), replaced clutch line with USP braided line
~113K || 09/07/19 || Replaced mirror housing turn signals
~113K || 09/14/19 || Replaced rain tray clips, strut tower caps, and cabin air filter
~113K || 09/15/19 || Replaced ignition coils, spark plugs, fuel filter, valve cover gaskets, thermostat, coolant, cleaned K&N air filter, replaced both high pressure fuel pumps and cam-followers, replaced low-pressure fuel pump filter
~115K || 11/22/19 || Replaced (original) battery. Carbon cleaning for intake valves. Fuel rail plenum, intake manifold, throttle-body also cleaned. Replaced upper and lower intake manifold gaskets. Replaced PCV/oil separator. Replaced all eight injector seals.
~117K || 05/13/20 || Replaced rain whipers
~119K || 08/14/20 || Replaced all eight fuel injectors
Lastly, the "bad" or things some people might not be fond of, and I'll be honest about everything:
- Paint is in what I'd consider 7.5/10 condition, though I'm a perfectionist
- Small ding on driver's door, that can easily be fixed, is legitimately almost impossible to notice
- Driver's seat side-bolster has some worn leather
- Test pipes might make emissions testing hard for some
- I'm the third owner
- Two damage reports, it got backed into twice while parked in parking lots. Both times were just simple cosmetic repairs
Thank you for making it this far into the advertisement. If there is anything else you need to know, feel free to message me. I'll be sad to see it go, but hopefully it goes to a good home.
I'll post some pictures here, but since AZ is a hassle to put photos on, if you're serious and want more, message me on Instagram @sazexa






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