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  1. #1
    Established Member Two Rings
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    May 13 2017
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    399448
    Location
    Springfield, Ma NorthEast

    2008 B7 Best down pipe or high flow cat

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    Do you need both for apr stage 2 guy said only high flow cat needed and i cant find down pipe for this car plz help

    Sent from my SM-G935V using Audizine mobile app

  2. #2
    Veteran Member Four Rings vce1232000's Avatar
    Join Date
    Jun 17 2013
    AZ Member #
    117368
    My Garage
    83 MK1 GTI Callaway Turbo stg II
    Location
    jersey city nj

    All you need is to a test pipe or hfc. If your going hfc route. I think JHM > 034.
    APR KO4, APR HPFP,RS4 LPFP Cntr,145 bar PRV, APR TP, TT DP, GFB DV+, AWE FMIC, BFI CC, AWE Exhaust, RS4 Exh tips, ST CO, 034 RSB,034 St Dnsty Mtr Mts, New Sth West Bst guage, B7 RS4 8 pot Calipers.Goodridge SS brake lines frt & rr. Hawk HPS frt & rr. RS4 PS rack, RS4 Servotronic Relay,RS4 rims. S4 mirror caps,DTM frt bmpr and rs4 fogs,LED tail lites
    S4 Recaro Front & Rear seats. Led Interior Kit,United LED's fog lites
    2007 A4 Avant 2.0T Tiptronic 6spd

  3. #3
    Veteran Member Four Rings RoguesGambit's Avatar
    Join Date
    Dec 19 2012
    AZ Member #
    106125
    Location
    Eatontown, NJ

    Quote Originally Posted by vce1232000 View Post
    All you need is to a test pipe or hfc. If your going hfc route. I think JHM > 034.
    JHM is the answer to basically every question

    All JHM
    JHM St2 w/HPFP, JHM HFC+B7 S4 FI Catback, JHM St1 Clutch/Flywheel, S4 Recaros, JHM Shift-Trio+Cross Rod, Bi-xenon Headlights, JOM Smoked Tail Lights, Enkei PF01, Conti DWS, Solo-werks S1 Coilovers

    More to come

    Also, my story: https://www.amazon.com/Sage-Mike-Fra...7646774&sr=1-1

  4. #4
    Veteran Member Four Rings yxri's Avatar
    Join Date
    Dec 27 2016
    AZ Member #
    389199
    My Garage
    Ford Lighting
    Location
    Ohio

    Quote Originally Posted by RoguesGambit View Post
    JHM is the answer to basically every question

    All JHM
    +2



  5. #5
    Established Member Two Rings
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    May 13 2017
    AZ Member #
    399448
    Location
    Springfield, Ma NorthEast

    What about Miltek

    Sent from my SM-G935V using Audizine mobile app

  6. #6
    Veteran Member Three Rings
    Join Date
    May 05 2014
    AZ Member #
    210984
    My Garage
    B6 A4, B7 A4 and B8 A5 all R Black
    Location
    Adelaide Australia

    Miltek is better known for the cat back exhaust rather than the downpipe and cat

  7. #7
    Active Member Four Rings EvolutionArmory's Avatar
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    May 20 2017
    AZ Member #
    399735
    Location
    New Hampshire

    Most test pipes are about equal. For the most part, just an empty tube. I went with CTS Turbo's pipe. The price was right for an empty tube. I considered JHM's test pipe but had a hard time with paying 300 bucks for an empty tube even though their openings are larger and the incorporated rear O2 spacer is nice.

    If I decided on a HFC instead of a test pipe it would have been JHM's for the reasons listed above. Those features with a cat element for what they're asking for them is more in line with what I'm comfortable paying. JHM's HFC looks the best on paper and probably lives up to it too.

    The downpipe section of the exhaust is separate from the cat. You don't HAVE to replace it when you add a HFC. I wouldn't buy just the downpipe alone. Replace the cat only and get the downpipe if or when you decide to replace the whole cat back. The downpipe is usually included with a cat back exhaust for a manual transmission anyway. If you have an auto, I'm not sure what you'll do about a larger downpipe.
    Last edited by EvolutionArmory; 09-26-2017 at 05:56 AM.

  8. #8
    Veteran Member Four Rings Axis's Avatar
    Join Date
    Nov 15 2011
    AZ Member #
    83963
    My Garage
    3.0T 6MT Stage III Allroad | A4 B8.5 Sedan
    Location
    Montreal | I sell in USD

    Custom made:



    Wagons are made to haul things, mine is made to haul ass

    *****I sell in USD*****

    Click here to read my seller feedback

    B8.5 Allroad 3.0T 6MT Sport Diff 034 Stage II+

  9. #9
    Veteran Member Four Rings QuattriumMT6's Avatar
    Join Date
    Aug 24 2013
    AZ Member #
    121666
    My Garage
    1991 Toyota Mr2 Turbo
    Location
    Stockton, CA

    ^😳 that looks 👌🏽
    2008 A4 2.0TQ Ti - 6MT
    1991 MR2 Turbo - 5MT
    1997 Pathfinder 4x4 - 5MT

    ~Marc

  10. #10
    Veteran Member Four Rings Shanster's Avatar
    Join Date
    Jun 02 2011
    AZ Member #
    76352
    My Garage
    2016 B8.5 Allroad, 2022 Volvo XC90 T8 Recharge R-Design
    Location
    Maine

    Def RAI's HFC
    Brent
    2016 B8.5 Monsoon Gray Alload
    Sold: 2007 B7 A4 Avant 2.0T 6MT, 2014 B8.5 Ibis White Alload

  11. #11
    Veteran Member Four Rings canadianA4B7's Avatar
    Join Date
    Feb 10 2012
    AZ Member #
    87997
    My Garage
    parts
    Location
    Napanee, ON

    Might have a option for you. If interested shoot me a message.

    And everything can be custom built for far less the these retailers sell for. my full test pipe down pipe combo custom made cost me less then $100.

  12. #12
    Veteran Member Four Rings QuattriumMT6's Avatar
    Join Date
    Aug 24 2013
    AZ Member #
    121666
    My Garage
    1991 Toyota Mr2 Turbo
    Location
    Stockton, CA

    ^Can you do custom HFC’s too?
    2008 A4 2.0TQ Ti - 6MT
    1991 MR2 Turbo - 5MT
    1997 Pathfinder 4x4 - 5MT

    ~Marc

  13. #13
    Veteran Member Four Rings canadianA4B7's Avatar
    Join Date
    Feb 10 2012
    AZ Member #
    87997
    My Garage
    parts
    Location
    Napanee, ON

    Quote Originally Posted by QuattriumMT6 View Post
    ^Can you do custom HFC’s too?
    Do Canadian bears shit in the woods?

  14. #14
    Veteran Member Four Rings QuattriumMT6's Avatar
    Join Date
    Aug 24 2013
    AZ Member #
    121666
    My Garage
    1991 Toyota Mr2 Turbo
    Location
    Stockton, CA

    Yassssss
    2008 A4 2.0TQ Ti - 6MT
    1991 MR2 Turbo - 5MT
    1997 Pathfinder 4x4 - 5MT

    ~Marc

  15. #15
    Established Member Two Rings
    Join Date
    May 24 2017
    AZ Member #
    399972
    Location
    Nashville, TN

    I have a eurocode test pipe with a VMS j pipe and brand new DP gasket. $110 shipped if interested


    Sent from my iPhone using Audizine

  16. #16
    Veteran Member Four Rings vce1232000's Avatar
    Join Date
    Jun 17 2013
    AZ Member #
    117368
    My Garage
    83 MK1 GTI Callaway Turbo stg II
    Location
    jersey city nj

    Quote Originally Posted by canadianA4B7 View Post
    Do Canadians shit in the woods ?
    say what .................
    Last edited by vce1232000; 09-26-2017 at 03:22 PM.
    APR KO4, APR HPFP,RS4 LPFP Cntr,145 bar PRV, APR TP, TT DP, GFB DV+, AWE FMIC, BFI CC, AWE Exhaust, RS4 Exh tips, ST CO, 034 RSB,034 St Dnsty Mtr Mts, New Sth West Bst guage, B7 RS4 8 pot Calipers.Goodridge SS brake lines frt & rr. Hawk HPS frt & rr. RS4 PS rack, RS4 Servotronic Relay,RS4 rims. S4 mirror caps,DTM frt bmpr and rs4 fogs,LED tail lites
    S4 Recaro Front & Rear seats. Led Interior Kit,United LED's fog lites
    2007 A4 Avant 2.0T Tiptronic 6spd

  17. #17
    Veteran Member Four Rings tloft4's Avatar
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    May 15 2016
    AZ Member #
    373349
    Location
    Lock Haven, PA

    Quote Originally Posted by canadianA4B7 View Post
    Do Canadians shit in the woods?
    Fyp

  18. #18
    Veteran Member Four Rings vce1232000's Avatar
    Join Date
    Jun 17 2013
    AZ Member #
    117368
    My Garage
    83 MK1 GTI Callaway Turbo stg II
    Location
    jersey city nj

    Quote Originally Posted by tloft4 View Post
    Fyp
    ...
    APR KO4, APR HPFP,RS4 LPFP Cntr,145 bar PRV, APR TP, TT DP, GFB DV+, AWE FMIC, BFI CC, AWE Exhaust, RS4 Exh tips, ST CO, 034 RSB,034 St Dnsty Mtr Mts, New Sth West Bst guage, B7 RS4 8 pot Calipers.Goodridge SS brake lines frt & rr. Hawk HPS frt & rr. RS4 PS rack, RS4 Servotronic Relay,RS4 rims. S4 mirror caps,DTM frt bmpr and rs4 fogs,LED tail lites
    S4 Recaro Front & Rear seats. Led Interior Kit,United LED's fog lites
    2007 A4 Avant 2.0T Tiptronic 6spd

  19. #19
    Established Member Two Rings
    Join Date
    May 13 2017
    AZ Member #
    399448
    Location
    Springfield, Ma NorthEast

    I have Auto and that seems to be issue getting parts

    Sent from my SM-G935V using Audizine mobile app

  20. #20
    Established Member Two Rings
    Join Date
    May 24 2017
    AZ Member #
    399972
    Location
    Nashville, TN

    Quote Originally Posted by MrWonderful View Post
    I have Auto and that seems to be issue getting parts

    Sent from my SM-G935V using Audizine mobile app
    Test pipe fits. DP is hard to find one for auto


    Sent from my iPhone using Audizine

  21. #21
    Veteran Member Four Rings vce1232000's Avatar
    Join Date
    Jun 17 2013
    AZ Member #
    117368
    My Garage
    83 MK1 GTI Callaway Turbo stg II
    Location
    jersey city nj

    Quote Originally Posted by MrWonderful View Post
    I have Auto and that seems to be issue getting parts
    http://techtonicstuning.com/main/ind...oducts_id=1722 slip onto stock exhaust size 55mm reduction outlet

    http://techtonicstuning.com/main/ind...oducts_id=1721 for custom 2.5 inch pipe

    Any hfc for b7 a4 2.0T should bolt up unless specific custom.
    APR KO4, APR HPFP,RS4 LPFP Cntr,145 bar PRV, APR TP, TT DP, GFB DV+, AWE FMIC, BFI CC, AWE Exhaust, RS4 Exh tips, ST CO, 034 RSB,034 St Dnsty Mtr Mts, New Sth West Bst guage, B7 RS4 8 pot Calipers.Goodridge SS brake lines frt & rr. Hawk HPS frt & rr. RS4 PS rack, RS4 Servotronic Relay,RS4 rims. S4 mirror caps,DTM frt bmpr and rs4 fogs,LED tail lites
    S4 Recaro Front & Rear seats. Led Interior Kit,United LED's fog lites
    2007 A4 Avant 2.0T Tiptronic 6spd

  22. #22
    Established Member Two Rings
    Join Date
    May 13 2017
    AZ Member #
    399448
    Location
    Springfield, Ma NorthEast

    Thxs

    Sent from my SM-G935V using Audizine mobile app

  23. #23
    Established Member Two Rings
    Join Date
    May 13 2017
    AZ Member #
    399448
    Location
    Springfield, Ma NorthEast

    Guy im going to suggested Miltek hfc and full exhuast for 2300 lol

    Sent from my SM-G935V using Audizine mobile app

  24. #24
    Veteran Member Four Rings vce1232000's Avatar
    Join Date
    Jun 17 2013
    AZ Member #
    117368
    My Garage
    83 MK1 GTI Callaway Turbo stg II
    Location
    jersey city nj

    ^^^^^ go for it
    APR KO4, APR HPFP,RS4 LPFP Cntr,145 bar PRV, APR TP, TT DP, GFB DV+, AWE FMIC, BFI CC, AWE Exhaust, RS4 Exh tips, ST CO, 034 RSB,034 St Dnsty Mtr Mts, New Sth West Bst guage, B7 RS4 8 pot Calipers.Goodridge SS brake lines frt & rr. Hawk HPS frt & rr. RS4 PS rack, RS4 Servotronic Relay,RS4 rims. S4 mirror caps,DTM frt bmpr and rs4 fogs,LED tail lites
    S4 Recaro Front & Rear seats. Led Interior Kit,United LED's fog lites
    2007 A4 Avant 2.0T Tiptronic 6spd

  25. #25
    Veteran Member Four Rings Axis's Avatar
    Join Date
    Nov 15 2011
    AZ Member #
    83963
    My Garage
    3.0T 6MT Stage III Allroad | A4 B8.5 Sedan
    Location
    Montreal | I sell in USD

    Quote Originally Posted by Shanster View Post
    Def RAI's HFC
    You sir are correct, RAI best welds and fitment.
    Wagons are made to haul things, mine is made to haul ass

    *****I sell in USD*****

    Click here to read my seller feedback

    B8.5 Allroad 3.0T 6MT Sport Diff 034 Stage II+

  26. #26
    Veteran Member Four Rings Shanster's Avatar
    Join Date
    Jun 02 2011
    AZ Member #
    76352
    My Garage
    2016 B8.5 Allroad, 2022 Volvo XC90 T8 Recharge R-Design
    Location
    Maine

    Quote Originally Posted by Axis View Post
    You sir are correct, RAI best welds and fitment.
    Great customer service too
    Brent
    2016 B8.5 Monsoon Gray Alload
    Sold: 2007 B7 A4 Avant 2.0T 6MT, 2014 B8.5 Ibis White Alload

  27. #27
    Veteran Member Four Rings TWiST's Avatar
    Join Date
    Jun 08 2007
    AZ Member #
    18647
    Location
    ...

    Quote Originally Posted by Shanster View Post
    Great customer service too
    haha.

  28. #28
    Veteran Member Four Rings Okedokey's Avatar
    Join Date
    Oct 24 2015
    AZ Member #
    363505
    Location
    Perth, WA

    034 for the pat 2 years, opens the engine up nicely
    A4 B7 2.0T | HPFP upgrade + FMIC | BSR Stage II + exhaust + HFC | 3.0TFSI Throt. Body | RS4 fuel contr., PRV + S3 inj., G247 + DW300c | GFB DV+| 034 RSB + all arms and mounts | S4 brakes | B12 Bilstein suspension + H&R springs | RNS-E + Polk Audio PA D5000.5 - 4 x DB6502 + DB840DVC sub + Pioneer 10" sub | LEDs throughout | 19" Audi 2015 RS4 rims

    My respray thread

  29. #29
    Veteran Member Four Rings Shanster's Avatar
    Join Date
    Jun 02 2011
    AZ Member #
    76352
    My Garage
    2016 B8.5 Allroad, 2022 Volvo XC90 T8 Recharge R-Design
    Location
    Maine

    Seriously though, I've had a full turbo-back milltek exhaust (resonated) for a few years now and it has been amazing
    Brent
    2016 B8.5 Monsoon Gray Alload
    Sold: 2007 B7 A4 Avant 2.0T 6MT, 2014 B8.5 Ibis White Alload

  30. #30
    Veteran Member Three Rings vierno12's Avatar
    Join Date
    Oct 26 2014
    AZ Member #
    290874
    Location
    ny

    I have the 034HFC, Techtonic 2.5 downpipe and stasis exhaust.

    My car is auto, TT downpipe is just 260 unlike JHM y-downpipe for 500$


    Sent from my iPhone using Tapatalk

  31. #31
    Veteran Member Four Rings rhfosu's Avatar
    Join Date
    Jan 01 2015
    AZ Member #
    306948
    Location
    Alexandria, VA

    I like my 034. I have been reliably informed that the flanges on the JHM can be uneven and lead to small exhaust leaks. Plus, that 02 sensor bung on the JHM is a red flag during a visual emissions inspection. The 034 looks more stock and raises fewer questions.

  32. #32
    Veteran Member Four Rings vce1232000's Avatar
    Join Date
    Jun 17 2013
    AZ Member #
    117368
    My Garage
    83 MK1 GTI Callaway Turbo stg II
    Location
    jersey city nj

    Quote Originally Posted by vierno12 View Post
    I have the 034HFC, Techtonic 2.5 downpipe and stasis exhaust.
    Only chumps hfc where there's no state inspections ............
    APR KO4, APR HPFP,RS4 LPFP Cntr,145 bar PRV, APR TP, TT DP, GFB DV+, AWE FMIC, BFI CC, AWE Exhaust, RS4 Exh tips, ST CO, 034 RSB,034 St Dnsty Mtr Mts, New Sth West Bst guage, B7 RS4 8 pot Calipers.Goodridge SS brake lines frt & rr. Hawk HPS frt & rr. RS4 PS rack, RS4 Servotronic Relay,RS4 rims. S4 mirror caps,DTM frt bmpr and rs4 fogs,LED tail lites
    S4 Recaro Front & Rear seats. Led Interior Kit,United LED's fog lites
    2007 A4 Avant 2.0T Tiptronic 6spd

  33. #33
    Established Member Two Rings
    Join Date
    May 09 2012
    AZ Member #
    93310
    Location
    NJ

    seems like everyone with an auto isn't having any problems bolting the techtonics 2.5in downpipe to 3 inch test pipes/hfc? I emailed Techtonics asking if their downpipe would fit my usp test pipe and they told me no but it seems like a bunch of people have....
    2007 A4 2.0T Quattro Tip
    - Autospeed Tune - ST Coilovers - VMR V710

  34. #34
    Established Member Two Rings
    Join Date
    May 13 2017
    AZ Member #
    399448
    Location
    Springfield, Ma NorthEast

    Miltek hfc is what im going with and miltek exhaust with 100 gt tips

    Sent from my SM-G935V using Audizine mobile app

  35. #35
    Veteran Member Three Rings vierno12's Avatar
    Join Date
    Oct 26 2014
    AZ Member #
    290874
    Location
    ny

    Quote Originally Posted by vce1232000 View Post
    Only chumps hfc where there's no state inspections ............
    lol i live in NY, but i am getting rid of HFC since it went bad. TP time lol


    Sent from my iPhone using Tapatalk

  36. #36
    Veteran Member Three Rings vierno12's Avatar
    Join Date
    Oct 26 2014
    AZ Member #
    290874
    Location
    ny

    Quote Originally Posted by blue28 View Post
    seems like everyone with an auto isn't having any problems bolting the techtonics 2.5in downpipe to 3 inch test pipes/hfc? I emailed Techtonics asking if their downpipe would fit my usp test pipe and they told me no but it seems like a bunch of people have....
    HFC and TP may be 3inches wide but the connectors are shrunken to fit stock oem exhaust. When you asked them they probably thought you meant a true 3inch HFC in which will be bigger than their 2.5.

    Remember stock B7 exhaust is 2.25 by the downpipe.


    Sent from my iPhone using Tapatalk

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