Test Pipes & Flanges

T-304 Stainless Steel 2.5" Header Collector Flange

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JDM 2.5" Exhaust Gasket

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House Brand 2.5" Telescopic Test Pipe

For 1988-2000 Honda Civic, CRX, Del Sol, and 1990-2001 Acura Integra 2.5" Applications.

BLOX Racing Test Pipes

BLOX Racing test pipes are constructed out of T304 stainless steel and are great alternatives for the restrictive factory catalytic converter.  Each test pipe is TIG-welded and features thick flanges and significantly increases exhaust flow.
 
The Honda test pipes feature slip-fit piping that offer adjustability and versatility in clocking angles.  This unique feature helps accommodate the many different header lengths and collector angles that are currently on the market.  Test pipes are available in 2.25” and 2.5”.

Private Label MFG S2000 Test Pipe [ 70mm ]

Private Label MFG S2000 Test Pipe [70mm] made with 304 TIG welded stainless steel.

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Private Label MFG Power driven 3-Way Testpipe 2.5"

Private label MFG test pipe are made of 304 TIG welded stainless steel. It has an integrated slip-fit design that is adjustable in length and rotational to adapt to almost any combination of header length and collector flange position.
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Private Label MFG Power driven 4-Way Testpipe 2.5"

Private label MFG test pipe are made of 304 TIG welded stainless steel. It has an integrated slip-fit design that is adjustable in length and rotational to adapt to almost any combination of header length and collector flange position.
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Private Label MFG EXTENSION PIPES


Private Label Mfg's Extension pipe is made as an easy solution to install your PLM header to you existing cat-back exhaust system or catalytic converter.
We have constructed the extension pipe by merging the two main components of the collector flange and an additional 8 inches of exhaust piping.
The flange is a swivel design to make an easier access to connect to your existing header  collector flange.

Offered in 2.5 or 2.75 inch flanges

Skunk2 70mm S2000 Test Pipe

Skunk2 TEST PIPE - 2003-05 MITSUBISHI EVO VIII

Invidia Honda / Acura Test Pipe

For Off Road Use Only

True2Spec 2.5 inch Straight Flow Test Pipe

True2Spec 2.5 inch Resonated Test Pipe

BLITZ EXHAUST DIFFUSER (TEST PIPE) SCION FR-S & SUBARU BRZ 2013-UP

BLITZ Part # 21532 70mm piping.
Compatible with factory exhaust and BLITZ NUR series exhaust system.
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K-TUNED REDUCER 3" to 2.5"

K-Tuned Part # KTD-RED-253
This stainless steel reducer can be used to transition piping from 2.5" to 3" with a nice smooth transition.
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Zerg Industries CHECK ENGINE LIGHT FIX

This mechanical O2 fix is basically a way to space out the O2 sensor so that it still reads SOME exhaust gasses but it removes the O2 sensor from the direct flow of the gasses as to make the ECU believe there is a restriction in the exhaust gasses such as by a Catalyst. Zerg Part # ZRG-CELFIX
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Private Label MFG Stainless Steel ADJUSTABLE O2 CEL (CHECK ENGINE LIGHT) FIX/FOULER

Private Label MFG Stainless Steel ADJUSTABLE O2 CEL (CHECK ENGINE LIGHT) FIX/FOULER
Installs in the secondary oxygen sensor hole downstream of the catalytic converter
PLM Part # O2-CEL-FIX-ADJ
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aFe POWER 49-36622 Takeda 3" 304 Stainless Steel Test Pipe 17-18 Civic Type-R

aFe POWER 49-36622 Takeda 3" 304 Stainless Steel Resonator Delete Pipe
Fitment: Honda Civic Type R 17-18 I4-2.0L (t)
Part# 49-36622
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BLOX TestPipes

BLOX Testpipes give you the ability to remove the catalytic converter for competition use to give you the most exhaust flow possible. There testpipes are available in 2.5" and 2.25" to allow you to match up to the size exhaust you have. Intended for Off Road Use Only.

Invidia Front Pipe Civic 1.5T Coupe & Sedan 16-18

Invidia 16-18 Honda Civic 1.5t Front pipe with Flex Joint (fitment Si 4 doors/ Si 2 Doors / Hatch-back Sport / EX-T / Touring)
Note: Doesn't fit 2.0 N/A LX
Invidia Part# HS16HC4FP6
Piping Size: 60mm
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* May NOT work with factory H-Series or F-Series flanges. Some modification may be required.