Modified Audi S6 C7.5 – a V8-Powered European Sleeper Sedan

📸 @food4audis

The executive sedan segment has always been a battleground of finely tuned automobiles, each brand bringing their best foot forward with a blend of luxury, performance, and distinct style. But nestled within this battleground is a stealthy powerhouse that commands respect – the 2016 Audi S6, specifically the C7.5 body style. The S6, for many enthusiasts of European performance sedans, is an absolute treasure. A quintessential example of Teutonic engineering, the S6 masterfully combines precision, power, and a palatial ambience.

“A sleeper by nature, it hides its staggering capabilities behind an unassuming yet dignified exterior”.

The 2016 Audi S6, in its pure form, is an object lesson in understated performance. A sleeper by nature, it hides its staggering capabilities behind an unassuming yet dignified exterior. According to Car & Driver, the S6 sports a 4.0-liter TFSI V8 engine that delivers 450 horsepower, accelerating from 0 to 60 mph in a blistering 3.7 seconds. This powerful V8, paired with the Audi Quattro all-wheel drive system, makes the S6 a joy to drive, providing a potent surge of acceleration whenever the driver wishes.

White Audi S6 with Karbel Carbon Fiber side skirts and rear diffuser — Karbel carbon fiber side skirts and rear diffuser.

Moreover, the S6 has always held a unique position within the realm of performance sedans. It’s not as ostentatious as its AMG counterparts nor as mainstream as the M-badged BMWs. It sits comfortably in a niche that appeals to a certain breed of car enthusiasts – those who prefer their cars to whisper, not shout, about their performance prowess. This, along with its potential for modification and customization, makes the S6 a darling among the aftermarket community.

“the S6 has always held a unique position within the realm of performance sedans”.

Now, let’s talk about a particular 2016 Audi S6 that has been taken several notches above the rest, a tastefully modified version owned by a gearhead and big Audi fan.

Wheels & Suspension

Jameil’s Audi sits on 21×10 Rotiform SFO rims, shod with Michelin Super Sport 285/30/21 tires. The combination of these bespoke rims and high-performance tires give the S6 a more aggressive stance, while ensuring superior road grip and handling dynamics.

“The lowered suspension not only enhances the car’s visual appeal but also significantly improves its road-holding and cornering abilities”.

On the suspension front, Jameil has incorporated a CETE lowering module, SPC adjustable control arms, Eurocode Alu Kruez chassis brace, and Eurocode sway bars & end links. The lowered suspension not only enhances the car’s visual appeal but also significantly improves its road-holding and cornering abilities. It’s like giving the S6 a pair of ballet shoes, enabling it to dance through corners with grace and poise.

White Audi S6 with blacked out grille and Karbel Carbon Fiber front splitter — Blacked out grille with Audi rings and Karbel carbon fiber front splitter.

Exterior

Exterior modifications on this S6 are subtle yet effective. Karbel’s carbon fiber elements adorn the front splitter, side skirts, diffuser, and brows, adding an extra dash of sportiness. The whole car is coated with Nano Fusion PPF and Ceramic Pro, protecting the bodywork and maintaining its lustrous shine. The pièce de résistance is a STEK PPF carbon fiber roof, which brings the car’s overall aesthetic to a whole new level.

“Exterior modifications on this S6 are subtle yet effective”.

Audi S6 C7.5 on 21x10 Rotiform SFO rims, shod with Michelin Super Sport 285/30/21 tire — Jameil’s Audi sits on 21×10 Rotiform SFO rims, shod with Michelin Super Sport 285/30/21 tires.

Performance

Under the hood, Jameil’s Audi S6 is nothing short of a beast. The Stage 3+ upgrade, which includes RS7 turbos, DS1 E85 tune flex fuel, Autotech HPFP’s, and an APR TCU tune, has unlocked the car’s full performance potential. The APR downpipes, ECS x-pipe, and Audi sport exhaust amplify the sonorous V8 soundtrack, while the SRM intake and throttle body spacer ensure optimal engine breathing. Keeping things cool is an APR CPS cooling system, elegantly finished in black anodized trim.

With a JXB driveshaft carrier with ARP hardware kit complementing the robust mechanical setup, the power delivery is as smooth as it is exhilarating. The result is a car that looks benign, sounds divine, and goes like a scalded cat when the pedal meets the metal.

Audi S6 C7.5 performance modifications, Autotech HPFP's, and an APR TCU tune — The Stage 3+ upgrade, which includes RS7 turbos, DS1 E85 tune flex fuel, Autotech HPFP’s, and an APR TCU tune, has unlocked the car’s full performance potential.

2016 Audi S6 (C7.5 body-style) Specs and Mods

Wheels

21×10 Rotiform SFO Rims
Michelin Super Sport 285/30/21 tires
Acer black titanium lug bolts
Custom Rotiform center caps in Bordeaux carbon fiber ro match calipers

Suspension

Cete lowering module
SPC adjustable control arms
Eurocode Alu kruez chassis brace
Eurocode sway bars & end links

Performance

Stage 3 plus
RS7 turbos upgrade
DS1 E85 tune flex fuel
Autotech HPFP’s
APR TCU tune
APR CPS cooling system (black anodized)
APR down pipes
ECS x pipe
SRM intake
SRM throttle body spacer
Audi sport exhaust (factory)
JXB driveshaft carrier with ARP hardware kit
APR ignition coils
Eurocode billet trans and diff mounts
Stainless steel brake lines
All factory fluids flushed out with Motul lubricants (engine, trans, cooling)

Engine dress up

Battery terminal cover
A/C line caps
CF engine slam panel, and much more getting done by @carbonmodifications

Interior

P3 gauge as well as the DS1 display with Samsung tablet
CF rearview mirror

Exterior

Karbel CF front splitter,
Karbel CF side skirts
Karbel CF diffuser
Karbel CF brows all prepreg Carbon Fiber
Complete car Nano Fusion PPF and Ceramic coated with Ceramic Pro (interior, exterior, wheels,brakes,etc)
STEK PPF carbon fiber roof
CF side view mirrors
Custom OEM looking carbon fiber front grill rings and gas caps.

In conclusion, Jameil’s 2016 Audi S6 is the embodiment of the ultimate sleeper. It takes the S6’s inherent qualities – understated elegance, luxurious comfort, and blistering performance – and enhances them with a thoughtful selection of modifications. This Audi S6 is a testament to the fact that with the right modifications, a great car can become extraordinary.

“With the right modifications, a great car can become extraordinary”.

Watch the progress and find out more about this Audi S6 project by visiting the Instagram profile of the owner: @gmbh_apr_c7.5!

📸 Photography by: @food4rollers / @food4audis and @turn9_images

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Matt Grabli

Matt is an automotive writer and journalist with more than 10 years of experience in the field of aftermarket modifications. He enjoys the diversity of the modern European car culture and appreciates it in every aspect.