Engine/hardware
Exhaust
Power Enhancement
software/tuning
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Featured Products

  Milltek Sport Audi S8 4.0T Cat-Back ExhaustSSXAU468
Audi's latest hot executive saloon, the S8, features one of the best powerplants in the business, the 4.0 V8 TFSI complete with 520PS straight from the factory. The same engine can be found in S8's smaller S6 and S7 Sportback siblings but with smaller turbochargers and a lower power output of 450PS. Performance exhaust specialists, Milltek Sport, took delivery of their own S7 Sportback model back in 2013 to use as a long-term development platform with the singlular purpose of producing the very best range of exhaust upgrades on the market for the new 4.0 TFSI engine. This strategy has paid dividends for the company which has seen unprecedented levels of demand from customers all around th...GSP Price:
$3499.00

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  APR S8 4.0 TFSI V8 ECU UpgradeS8 4.0 TFSI V8 ECU Upgrade
S8 4.0 TFSI V8 ECU Upgrade The APR Stage I ECU Upgrade gives you higher peak numbers of 647 HP/671 FT-LBS on 93 (R+M)/2 octane and up to 685 HP/679 FT-LBS on 100 (R+M)/2 octane race fuel. As much as +130 HP and +142 FT-LBS of torque are available through the power band! APR's ECU Upgrade is the best power per dollar modification for the new 4.0 TFSI V8 and gives it just the extra edge these cars lack from the factory without pushing the limits. With factory-like smoothness and drivability, APR's ECU upgrade will fill the void in an otherwise excellent car. . GSP Price:
$1999.00

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  APR A8 & A8L 4.0 TFSI V8 ECU UpgradeA8 & A8L 4.0 TFSI V8 ECU Upgrade
A8 & A8L 4.0 TFSI V8 ECU Upgrade The APR Stage I ECU Upgrade gives you higher peak numbers of 545 HP / 629 FT-LBS on 93 (R+M)/2 octane and up to 578 HP / 679 FT-LBS on 100 (R+M)/2 octane race fuel. As much as +127 HP and +175 FT-LBS of torque are available through the power band! APR's ECU Upgrade is the best power per dollar modification for the new 4.0 TFSI V8 and gives it just the extra edge these cars lack from the factory without pushing the limits. With factory-like smoothness and drivability, APR's ECU upgrade will fill the void in an otherwise excellent car. GSP Price:
$1499.00

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  APR A8 3.0 TFSI ECU Upgrade A8 3.0 TFSI ECU Upgrade
The APR Stage I ECU Upgrade gives you higher peak numbers of 362 horsepower and 345-ft. of torque measured at all 4 wheels, but also gains of up to 77 all wheel horsepower and 57lb-ft are available throughout the power band! For those demanding more torque, The APR Supercharger Pulley Upgrade is the answer. Spinning the supercharger faster increases air flow and effectively doubles the low-end gains of Stage I. The gain in torque is felt immediately, but the results are present from beginning to end adding up to 80ft-lbs and 108 horsepower at all four wheels! Stage II+ Software is included as a free upgrade for APR Stage I customers with the purchase of an APR Supercharger Pulley Upgrade...GSP Price:
$1299.00

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