12-31-2020, 08:27 AM | #1 |
Drives: '20 ZL1 M6 Join Date: Apr 2017
Location: FT. Lauderdale, FL
Posts: 717
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Stock exhaust
What is the diameter of the stock exhaust pipes on the ZL1? Search and google were no help.
Thanks.
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Mal
Ft. Lauderdale, FL '20 Camaro ZL1 M6 '22 Kawasaki ZX-14R |
12-31-2020, 08:33 AM | #2 |
Drives: '20 ZLE Join Date: Jun 2020
Location: Mile High
Posts: 3,554
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Of each pipe or the exhaust port?
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'20 ZL1 1LE A10,
OEM short block, LME heads/valve train, E2650. 100+ octanes, no eth, no meth, no N2O. 2/23 - 1031/1004 wheel. 4/23 - 1.41/9.61/145 at DA 7000 ft. (only made five passes). 2/24 - LME 390, E2650, FBO, 100 oct.; 1116hp/ 1063tq; 109 oct. dyno next. |
12-31-2020, 10:06 AM | #3 |
Drives: 2022 Lt1 A10 Join Date: Nov 2015
Location: clark, mo
Posts: 8,860
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I think they are either 2.75 or 3 inch.
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2022 Lt1 6.2 A10, Maggie 2300, THPSI Port Inj/10 rib, Rotofab, E, Nickey, SCOL, Griptech, RC Bandits, Hoosiers/MT 9.80@142.96 1.44 60ft, 6.34@112 707/669 RWHP/TRQ. 16SS Maggie 2650 9.41@147 1.35 60ft, 5.99@119. 16 C7 A8 10.90@128 Bolt on stuff
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12-31-2020, 10:07 AM | #4 | |
Former GM Technician
Drives: 2018 ZL1 A10, 06 Silverado Duramax Join Date: Sep 2009
Location: Switzerland
Posts: 341
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Quote:
All OD's: Downpipe left 2" Downpipe right 2.16" Cat connection pipe left 2.36" Car connection pipe right 2.44" Outlets 2nd cat 2.67" Inlet Flex joints 2.44" X-Pipe inlets 2.67" Rear pipes (in front of crushed piece) 2.75" Inlets Muffler 2.44" Tail pipes 2.36" Exhaust tips 4.2"
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2018 Camaro ZL1 A10
Rotofab Big Gulp, Nick Williams 103, Magnuson 2650, 9.17" (14%) lower, 90mm upper, Vengeance Racing Heads (LME) Cam Package (Cammotion Stage 1), Johnson Lifters, JMS Voltage Booster, Lingenfelter high flow check valve, BBK shorty headers, Custom 2.75" down pipes, Gesi Gen2 high flow cats, MM catch can 791whp, 772ft-lbs SAE Just added 30% XDI Injectors, LPE big bore hpfp, Flex fuel. Elite tuning, results coming soon. 2006 Silverado Duramax Diesel MPI Compound Turbo 40% over Injectors Efi Live DSP5 Tuning Follow me on Instagram: Swisstyphoon1980 |
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12-31-2020, 10:27 AM | #5 |
Drives: 2017 ZL1 Join Date: Apr 2020
Location: South florida
Posts: 332
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Put true uncrimped 3"
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2017 ZL1 M6 Silver Ice Metallic
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12-31-2020, 04:17 PM | #6 |
Drives: '20 ZL1 M6 Join Date: Apr 2017
Location: FT. Lauderdale, FL
Posts: 717
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Sorry. Should have said from downpipes back. Seems like there’s all kinds of variations because of what’s under there. Not as big as I thought they would be
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Mal
Ft. Lauderdale, FL '20 Camaro ZL1 M6 '22 Kawasaki ZX-14R |
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