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Cat back systems

Cat Back exhaust systems: An aesthetic improvement in more ways than one! A good cat-back system will not only look much better than standard, but will also sound great too! A cat-back system is the first step to a full exhaust system and can either be purchased with a high flow cat or de-cat, or one can be added to it at a later date.
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  • Milltek Downpipe Options - Audi S4 (B9)
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    Milltek Downpipe Options - Audi S4 (B9)

    Milltek Downpipe Options - Audi S4 (B9) Pipework Diameter - 2.50" (63.50mm) Kit Includes: - High Flow Cat Assembly (Sports Cat Version)or - Cat Delete Assembly (De-Cat Version)Notes: Fits OE and Milltek Sport Cat-Back Systems The use of...

    £653.23 - £2,330.42
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  • Milltek Cat-Back Exhaust - Audi S4 (B8.5) Milltek Cat-Back Exhaust - Audi S4 (B8.5)
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    Milltek Cat-Back Exhaust - Audi S4 (B8.5)

    Milltek Cat-Back Exhaust - Audi S4 (B8.5) facelift Pipework Diameter - 2.37" (60.30mm) Kit Includes: - LH Downpipe- RH Downpipe- Front Silencer Assembly - Centre Silencer Assembly- LH Rear Section (Road = With Silencer / Race = Without Silencer)- RH...

    £2,026.51 - £3,381.75
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  • Milltek Cat-Back Exhaust - Audi S4 (B8) Milltek Cat-Back Exhaust - Audi S4 (B8)
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    Milltek Cat-Back Exhaust - Audi S4 (B8)

    Milltek Cat-Back Exhaust - Audi S4 (B8) pre-facelift Pipework Diameter - 2.37" (60.30mm) Kit Includes: - LH Downpipe- RH Downpipe- Front Silencer Assembly - Centre Silencer Assembly- LH Rear Section (Road = With Silencer / Race = Without Silencer)-...

    £1,910.00 - £3,549.38
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  • Milltek Cat-Back Exhaust - Audi S4 (B7) Milltek Cat-Back Exhaust - Audi S4 (B7)
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    Milltek Cat-Back Exhaust - Audi S4 (B7)

    Milltek Cat-Back Exhaust - Audi S4 (B7) Pipework Diameter - 2.25" (57.15mm) Kit Includes: - Front Link Pipe Assembly- LH Centre Section (Resonated = With Silencer / Non-Resonated = Without Silencer)- RH Centre Section (Resonated = With Silencer /...

    £1,086.93 - £1,224.27
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  • Milltek Cat-Back Exhaust - Audi S4 (B6) Milltek Cat-Back Exhaust - Audi S4 (B6)
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    Milltek Cat-Back Exhaust - Audi S4 (B6)

    Milltek Cat-Back Exhaust - Audi S4 (B6) Pipework Diameter - 2.25" (57.15mm) Kit Includes: - Front Link Pipe Assembly- LH Centre Section (Resonated = With Silencer / Non-Resonated = Without Silencer)- RH Centre Section (Resonated = With Silencer /...

    £1,024.22 - £1,162.01
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  • Milltek Cat-Back Exhaust - Audi S1 2.0TFSI
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    Milltek Cat-Back Exhaust - Audi S1 2.0TFSI

    Milltek Downpipe Options-  Audi S1 2.0TFSIPipework Diameter - 3.00" (76.20mm) Kit Includes:- Adaptor Pipe- Centre Section (Resonated = With Silencer / Non-Resonated = Without Silencer)- Rear Silencer Assembly- LH Rear Connecting Pipe (valved)- RH...

    £1,608.06 - £1,946.74
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  • Milltek Downpipe Options- Audi RS6 (C7 + C7.5) Milltek Downpipe Options- Audi RS6 (C7 + C7.5)
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    Milltek Downpipe Options- Audi RS6 (C7 + C7.5)

    Milltek Downpipe Options-  Audi RS6 (C7 + C7.5)Pipework Diameter - 3.00" (76.20mm) Kit Includes:- LH Primary Cat Bypass - Black Coated- RH Primary Cat Bypass - Black Coated- LH De-Cat or 100 Cell Sports Catalyst- RH De-Cat or 100 Cell Sports...

    £1,650.84 - £3,718.53
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  • Milltek Downpipe Options- Audi RS7 (C7 + C7.5) Milltek Downpipe Options- Audi RS7 (C7 + C7.5)
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    Milltek Downpipe Options- Audi RS7 (C7 + C7.5)

    Milltek Downpipe Options-  Audi RS7 (C7 + C7.5)Pipework Diameter - 3.00" (76.20mm) Kit Includes:- LH Primary Cat Bypass - Black Coated- RH Primary Cat Bypass - Black Coated- LH De-Cat or 100 Cell Sports Catalyst- RH De-Cat or 100 Cell Sports...

    £1,650.84 - £3,718.53
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  • Milltek Cat-back Exhaust - Audi RS7 (C7 + C7.5) Milltek Cat-back Exhaust - Audi RS7 (C7 + C7.5)
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    Milltek Cat-back Exhaust - Audi RS7 (C7 + C7.5)

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    Milltek Cat-Back System -  Audi RS7 (C7 + C7.5) 4.0TPipework Diameter - 2.75" (69.85mm) Kit Includes:- LH Front Pipe Assembly- RH Front Pipe Assembly- Centre Section (Resonated = With Silencer / Road+ = Hollowtek Silencer / Non-Resonated =...

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    £2,299.76 - £2,493.72
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  • Milltek Active Valve Control V2 - With Bluetooth Connectivity - Audi RS4 B9 / Audi RS5 B9 - SSXAU763
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    Milltek Sport 'ValveSonic' Active Valve Control Module - Audi RS4 (B9)

    Milltek Sport 'ValveSonic' Active Valve Control Module - Audi RS4 (B9) Introducing a brand new product line from Milltek Sport - the 'ValveSonic' Active Valve Control Module.Switching solution that gives you complete control of your vehicle's active...

    £580.29
    Was £644.77
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  • Milltek Supercup Exhaust System - Audi R8 5.2 FSI V10 (2009-2012)
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    Milltek Supercup Exhaust System - Audi R8 5.2 FSI V10 (2009-2012)

    Milltek Supercup Exhaust System - Audi R8 5.2 FSI V10 (2009-2012) Pipework Diameter - 3.00" (76.20mm)  Kit Includes: - LH Connecting Pipe- RH Connecting Pipe- Supercup Rear Silencer Assembly NOTES: This system re-uses the original standard...

    £2,880.76
    Was £3,200.84
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  • Milltek Race Exhaust System - Audi R8 5.2 FSI V10 (2009-2012)
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    Milltek Race Exhaust System - Audi R8 5.2 FSI V10 (2009-2012)

    Milltek Race Exhaust System - Audi R8 5.2 FSI V10 (2009-2012) Pipework Diameter - 3.00" (76.20mm)  Kit Includes: - LH Connecting Pipe- RH Connecting Pipe- Race Rear Silencer Assembly NOTES: This system re-uses the original standard...

    £2,204.14
    Was £2,449.04
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  • Milltek Non-Resonated Exhaust System - Audi R8 4.2 V8
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    Milltek Non-Resonated Exhaust System - Audi R8 4.2 V8

    Milltek Non-Resonated Exhaust System - Audi R8 4.2 V8 Pipework Diameter - 2.76" (70.00mm)  Kit Includes: - LH Non-Resonated Connecting Pipe- RH Non-Resonated Connecting Pipe- Rear Silencer Assembly NOTES: This system re-uses the original...

    £2,082.52
    Was £2,313.91
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  • Milltek Sport 'ValveSonic' Bluetooth Active Sound Control Kit V2 - SQ7 4.0 V8 TDI
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    Milltek Sport 'ValveSonic' Bluetooth Active Sound Control Kit V2 - SQ7 4.0 V8 TDI

    Milltek Sport 'ValveSonic' Bluetooth Active Sound Control Kit - SQ7 4.0 V8 TDI (2016+) Introducing a brand new product line from Milltek Sport - the 'ValveSonic' Bluetooth Active Sound Controller. A modulating sound solution for vehicles with...

    £852.43
    Was £947.14
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  • Milltek Sport 'ValveSonic' Bluetooth Active Sound Control Kit V2 - SQ5 3.0 Bi-TDI
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    Milltek Sport 'ValveSonic' Bluetooth Active Sound Control Kit V2 - SQ5 3.0 Bi-TDI

    Milltek Sport 'ValveSonic' Bluetooth Active Sound Control Kit - SQ5 3.0 Bi-TDI Introducing a brand new product line from Milltek Sport - the 'ValveSonic' Bluetooth Active Sound Controller. A modulating sound solution for vehicles with Built-In...

    £852.43
    Was £947.14
    Add to Cart The item has been added
  • Milltek Sport 'ValveSonic' Bluetooth Active Sound Control Kit V2 - A7 (C7) 3.0 Bi-TDI
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    Milltek Sport 'ValveSonic' Bluetooth Active Sound Control Kit V2 - A7 (C7) 3.0 Bi-TDI

    Milltek Sport 'ValveSonic' Bluetooth Active Sound Control Kit - A7 (C7) 3.0 Bi-TDI Introducing a brand new product line from Milltek Sport - the 'ValveSonic' Bluetooth Active Sound Controller. A modulating sound solution for vehicles with Built-In...

    £852.43
    Was £947.14
    Add to Cart The item has been added
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