Audi C5 S6 Quattro 4.2
Choose the stage that meets your power goals!
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next
Replace your old, tired, hydraulic engine mount with BFI's proprietary bushing and bracket/Cup design
Lifetime Replacement
Put your power to the ground!
Lifetime Replacement
Replace your old, tired, hydraulic engine mount with BFI's proprietary bushing and bracket/Cup design
Lifetime Replacement
High performance grease for multiple applications
Keep your cooling system leak free
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Lifetime Replacement
Sold in a black powdercoated finish.
Lifetime Replacement
Includes Lambda cable & 8-foot sensor cable.
Lifetime Replacement
A perfect upgrade for your factory mounts
For Vehicles with Tiptronic transmissions only
Lifetime Replacement
The filter element deserves to be well looked after and be a part of your regular maintenance schedule.
Partial Replacement
Includes ECS performance polyurethane engine mounts and snub mount
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This product was last offered at the strikethrough price on
06-13-2026
Lifetime Replacement
Performance engine mounts to increase drivetrain rigidity
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This product was last offered at the strikethrough price on
06-13-2026
Lifetime Replacement
Featuring ECS Performance Ignition Coils & OEM NGK platinum-core spark plugs for increased spark energy!
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For Vehicles with Engine Code BBD (Bolt-In Style Ignition Coils)
This product was last offered at the strikethrough price on
06-13-2026
Lifetime Replacement
Great for when more fuel is needed in a custom fueling application
2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
This product was last offered at the strikethrough price on
05-07-2026
Lifetime Replacement
Universal/Service part for APR's MS100199 full catch can system
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MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-29-2026
Lifetime Replacement
Replacement ECS catch can O-ring
10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
06-13-2026
Lifetime Replacement
