Flanged Inlet

Garrett GTX3076R turbo T25 Plus T25 Inlet Flanged T31 V Band Turbine houisng
Garrett GTX3076R turbo T25 Plus T25 Inlet Flanged T31 V Band Turbine houisng
Paypal   US $1,659.99
UNUSED 7 X 7 FLANGED INLET CAST IRON ROTARY VALVE
UNUSED 7 X 7 FLANGED INLET CAST IRON ROTARY VALVE
Paypal   US $800.00
HUBBELL FLANGED INLET HBL26422 26422
HUBBELL FLANGED INLET HBL26422 26422
Paypal   US $375.00
Garrett T25 Inlet FlangedT3 25 V Band GT28rs 30r 35r
Garrett T25 Inlet FlangedT3 25 V Band GT28rs 30r 35r
Paypal   US $285.50
HUBBELL 3524 CL 20A 250V DC OR 10A 600V AC 5W TWIST LOCK FLANGED INLET 19PCS
HUBBELL 3524 CL 20A 250V DC OR 10A 600V AC 5W TWIST LOCK FLANGED INLET 19PCS
Paypal   US $250.00
Hubbell Arrow Hart Electrical Flanged Inlet NEMA 7595
Hubbell Arrow Hart Electrical Flanged Inlet NEMA 7595
Paypal   US $240.00
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Flanged Inlet
Is it okay for bolt-on aftermarket exhaust sections to "step-up" in diameter from headers to cat to catback?

I'm redoing the exhaust on my 94 corolla (1.6L 4AFE for what it's worth) with stainless headers and a stainless catback system. All the stock sections are severely rusted together, so they will have to be cut apart for removal. The outlet pipe on most headers available for that car are 1.75". The inlet and outlet for new catalytic converters is around 2 inches. The piping for just about all the catback systems for that car is 2.5". These parts are supposed to be "direct bolt on", so I assume that the flanges will bolt up fine. I'm just concerned that the sections increasing in diameter without adapters could upset flow. I've never messed with exhaust, could someone shed some light on this for me?

I'm a member on tunemytoyota.com and i suggest you go there and make a profile for all your future modifications.

on your problem, i say take it to an exhaust shop and have them fab one up for you. welding is always better than clamps

Garrett GTX3076R turbo T25 Plus T25 Inlet Flanged T31 V Band Turbine houisng
Garrett GTX3076R turbo T25 Plus T25 Inlet Flanged T31 V Band Turbine houisng
Paypal   US $1,659.99
UNUSED 7 X 7 FLANGED INLET CAST IRON ROTARY VALVE
UNUSED 7 X 7 FLANGED INLET CAST IRON ROTARY VALVE
Paypal   US $800.00
HUBBELL FLANGED INLET HBL26422 26422
HUBBELL FLANGED INLET HBL26422 26422
Paypal   US $375.00
Garrett T25 Inlet FlangedT3 25 V Band GT28rs 30r 35r
Garrett T25 Inlet FlangedT3 25 V Band GT28rs 30r 35r
Paypal   US $285.50
HUBBELL 3524 CL 20A 250V DC OR 10A 600V AC 5W TWIST LOCK FLANGED INLET 19PCS
HUBBELL 3524 CL 20A 250V DC OR 10A 600V AC 5W TWIST LOCK FLANGED INLET 19PCS
Paypal   US $250.00
Hubbell Arrow Hart Electrical Flanged Inlet NEMA 7595
Hubbell Arrow Hart Electrical Flanged Inlet NEMA 7595
Paypal   US $240.00
GOULDS 3SS1J5A01K212 6IN PUMP CASE CASING 1 1 2IN INLET 4 BOLT FLANGED 47527
GOULDS 3SS1J5A01K212 6IN PUMP CASE CASING 1 1 2IN INLET 4 BOLT FLANGED 47527
Paypal   US $220.00
Lot of 10 Hubbell Flanged Inlet Connectors WC596 93 1
Lot of 10 Hubbell Flanged Inlet Connectors WC596 93 1
Paypal   US $199.99
MARINCO CS6375 50 AMP 4 WIRE FLANGED INLET NEW 5 pcs
MARINCO CS6375 50 AMP 4 WIRE FLANGED INLET NEW 5 pcs
Paypal   US $189.00
Leviton Flanged Inlet Locking Receptacle 6372 CR
Leviton Flanged Inlet Locking Receptacle 6372 CR
Paypal   US $188.10
NEW Hubbellock HBL26522 60 AMP 600 VOLT FLANGED INLET
NEW Hubbellock HBL26522 60 AMP 600 VOLT FLANGED INLET
Paypal   US $186.00
NEW HUBBELL HUBBELLOCK HBL26522 60 Amp FLANGED INLET 60A 600V 4P 5W NIB
NEW HUBBELL HUBBELLOCK HBL26522 60 Amp FLANGED INLET 60A 600V 4P 5W NIB
Paypal   US $179.99
Meltric 33 98043 172 NEMA 3R Flanged Inlet Plug
Meltric 33 98043 172 NEMA 3R Flanged Inlet Plug
Paypal   US $179.00
Meltric 33 98043 172 NEMA 3R Flanged Inlet Plug Damaged
Meltric 33 98043 172 NEMA 3R Flanged Inlet Plug Damaged
Paypal   US $149.00
Hubbell 460B12W Pin  Sleeve Flanged Inlet HBL460B12W
Hubbell 460B12W Pin Sleeve Flanged Inlet HBL460B12W
Paypal   US $140.00
Hubbell HBL460B12W PinSleeve Flanged Inlet 460B12W 60A
Hubbell HBL460B12W PinSleeve Flanged Inlet 460B12W 60A
Paypal   US $139.99
HUBBELL 530B9W WATERTIGHT FLANGED INLET 30A 120 208VAC 4POLE 5WIRE HBL530B9W NIB
HUBBELL 530B9W WATERTIGHT FLANGED INLET 30A 120 208VAC 4POLE 5WIRE HBL530B9W NIB
Paypal   US $125.00
Lot 5 Marinco CS6375 3P 4W 50A 125 250V Flanged Inlet
Lot 5 Marinco CS6375 3P 4W 50A 125 250V Flanged Inlet
Paypal   US $124.99
HUBBELL HBL430B9W FLANGED INLET 30A 250V 3P 4W NIB
HUBBELL HBL430B9W FLANGED INLET 30A 250V 3P 4W NIB
Paypal   US $120.00
HUBBELL HBL3777 50 AMP TWIST LOCK FLANGED INLET 87441
HUBBELL HBL3777 50 AMP TWIST LOCK FLANGED INLET 87441
Paypal   US $120.00
LOT OF 10 HUBBELL HBL5278C INSULGRIP FLANGED INLET 15A 125V 2 POLE 3 WIRE
LOT OF 10 HUBBELL HBL5278C INSULGRIP FLANGED INLET 15A 125V 2 POLE 3 WIRE
Paypal   US $108.21
LOT OF 12 HUBBELL HBL7467 FLANGED INLET
LOT OF 12 HUBBELL HBL7467 FLANGED INLET
Paypal   US $100.00
HUBBELL 430B9W WATERTIGHT FLANGED INLET 30A 250VAC 3 POLE 4 WIRE HBL430B9W NIB
HUBBELL 430B9W WATERTIGHT FLANGED INLET 30A 250VAC 3 POLE 4 WIRE HBL430B9W NIB
Paypal   US $99.00
NEW Hubbellock HBL20418 20 30 AMP 250 600 FLANGED INLET
NEW Hubbellock HBL20418 20 30 AMP 250 600 FLANGED INLET
Paypal   US $92.20
Hubbell 2615 L5 30 Flanged Inlet Box of 10 New Surplus in Original Box
Hubbell 2615 L5 30 Flanged Inlet Box of 10 New Surplus in Original Box
Paypal   US $90.00
10 HUBBELL HARVEY SOCKET TWIST LOCK 15A 125 250V FLANGED INLET
10 HUBBELL HARVEY SOCKET TWIST LOCK 15A 125 250V FLANGED INLET
Paypal   US $89.00
HUBBELL 20418 HUBBELLOCK FLANGED INLET 3 P 4 W GRD 30A 600VAC 20A 250VDC NIB
HUBBELL 20418 HUBBELLOCK FLANGED INLET 3 P 4 W GRD 30A 600VAC 20A 250VDC NIB
Paypal   US $84.99
CALWELD 21 CLEANROOM FLANGED PUMP INLET CONNECTION
CALWELD 21 CLEANROOM FLANGED PUMP INLET CONNECTION
Paypal   US $75.00
Pass and Seymour CS8177 Turnlok Flanged Inlet 50 Amp 3 Phase 480 V
Pass and Seymour CS8177 Turnlok Flanged Inlet 50 Amp 3 Phase 480 V
Paypal   US $73.99
5278C 5278 C  Flanged Inlet Plug 15A 125V 2P 3W Grd 4 Cooper 3 Leviton New
5278C 5278 C Flanged Inlet Plug 15A 125V 2P 3W Grd 4 Cooper 3 Leviton New
Paypal   US $69.99
Leviton 2825 Locking Flanged Inlet Plug 30 Amp NEW
Leviton 2825 Locking Flanged Inlet Plug 30 Amp NEW
Paypal   US $67.00
CS8175N 50A 480V 3 PHASE MALE FLANGED INLET MARINCO
CS8175N 50A 480V 3 PHASE MALE FLANGED INLET MARINCO
Paypal   US $64.88
Hoffman enclosure box with 11 pin relay socket L5 20 flanged inlet painted blue
Hoffman enclosure box with 11 pin relay socket L5 20 flanged inlet painted blue
Paypal   US $63.75
5 Hubbell HBL2315 Flanged Inlet Twist Lock 20A 125V 2 Pole 3 Wire Grounding
5 Hubbell HBL2315 Flanged Inlet Twist Lock 20A 125V 2 Pole 3 Wire Grounding
Paypal   US $60.00
Cooper Flanged Inlet AH3777 NIB
Cooper Flanged Inlet AH3777 NIB
Paypal   US $59.95
ARROW HART HUBBELL 20418 FLANGED POWER LOCK INLET NEW
ARROW HART HUBBELL 20418 FLANGED POWER LOCK INLET NEW
Paypal   US $59.88
Millipore flanged inlet 1 top OD w 3 8 ID 3 OD bottom flange
Millipore flanged inlet 1 top OD w 3 8 ID 3 OD bottom flange
Paypal   US $59.00
Hubbell CS6375 50A 3P4W flanged inlet
Hubbell CS6375 50A 3P4W flanged inlet
Paypal   US $57.09
Leviton CS637 5 Flanged Inlet Locking Blade California Style 50A
Leviton CS637 5 Flanged Inlet Locking Blade California Style 50A
Paypal   US $53.99
New Hubbell CS6375 Twist Lock Flanged Inlet 3P 4W 50A 125 250V
New Hubbell CS6375 Twist Lock Flanged Inlet 3P 4W 50A 125 250V
Paypal   US $52.50
Alto Shaam IT 3001 Flanged Inlet 5 15P
Alto Shaam IT 3001 Flanged Inlet 5 15P
Paypal   US $51.52
Duke 2139 2 Flanged Inlet 5 15P
Duke 2139 2 Flanged Inlet 5 15P
Paypal   US $51.52
Duke 2139 Flanged Inlet 5 15P
Duke 2139 Flanged Inlet 5 15P
Paypal   US $51.52
Hubbell 3775 Flanged Inlet 3 Pole 4 Wire 50 Amp NEW
Hubbell 3775 Flanged Inlet 3 Pole 4 Wire 50 Amp NEW
Paypal   US $50.00
HUBBELL 50A METAL FLANGED INLET WITH LIFT COVER
HUBBELL 50A METAL FLANGED INLET WITH LIFT COVER
Paypal   US $49.99
NEW Marinco SeaLink Boat USB 6 A Cable with Flanged Inlet Marine 6 foot
NEW Marinco SeaLink Boat USB 6 A Cable with Flanged Inlet Marine 6 foot
Paypal   US $49.99
Leviton California Locking Flanged Inlet 50A 250V 3Ø
Leviton California Locking Flanged Inlet 50A 250V 3Ø
Paypal   US $49.95
Leviton California Locking Flanged Inlet Plug 50A 480V
Leviton California Locking Flanged Inlet Plug 50A 480V
Paypal   US $49.95
Leviton Calif Style Locking Flanged Inlet 50A 125V
Leviton Calif Style Locking Flanged Inlet 50A 125V
Paypal   US $49.95
Leviton California Locking Flanged Inlet 50A 480V
Leviton California Locking Flanged Inlet 50A 480V
Paypal   US $49.95
Leviton California Locking Flanged Inlet 50A 480V 3Ø CS
Leviton California Locking Flanged Inlet 50A 480V 3Ø CS
Paypal   US $49.95
Leviton California Style Locking Flanged Inlet 50A 250V
Leviton California Style Locking Flanged Inlet 50A 250V
Paypal   US $49.95
Hubbell HBL2615 30A Twist Lock Flanged InletElectrical Panel Mount Qty of 2
Hubbell HBL2615 30A Twist Lock Flanged InletElectrical Panel Mount Qty of 2
Paypal   US $49.95
Leviton California Locking Flanged Inlet 50A 480V 3Ø
Leviton California Locking Flanged Inlet 50A 480V 3Ø
Paypal   US $49.95
Leviton California Style Locking Flanged Inlet 50A 125V
Leviton California Style Locking Flanged Inlet 50A 125V
Paypal   US $49.95
Leviton 3775 50 amp 600VAC 250VDC flanged male inlet
Leviton 3775 50 amp 600VAC 250VDC flanged male inlet
Paypal   US $47.95
HUBBELL WIRING DEVICE KELLEMS Inlet Flanged 30 A L14 30 HBL2715
HUBBELL WIRING DEVICE KELLEMS Inlet Flanged 30 A L14 30 HBL2715
Paypal   US $45.00
Cooper CS6375 3P 4W 50A 125 250V Flanged Inlet UL CSA
Cooper CS6375 3P 4W 50A 125 250V Flanged Inlet UL CSA
Paypal   US $44.99
HUBBELL CS6377 TWIST LOCK FLANGED INLET
HUBBELL CS6377 TWIST LOCK FLANGED INLET
Paypal   US $44.99
Non NEMA Locking Flanged Inlet Plug 50A 250VDC 600VAC
Non NEMA Locking Flanged Inlet Plug 50A 250VDC 600VAC
Paypal   US $44.95
Leviton CS63 77 50 amp flanged inlet California 125V
Leviton CS63 77 50 amp flanged inlet California 125V
Paypal   US $44.00
Leviton CS82 75 50 amp flanged inlet California 250V
Leviton CS82 75 50 amp flanged inlet California 250V
Paypal   US $44.00
Arrow Hart 7486 Midget Flanged Inlet Bag Of 6 NEW NO BOX
Arrow Hart 7486 Midget Flanged Inlet Bag Of 6 NEW NO BOX
Paypal   US $41.00
50 AMP MARINCO CS6375 50A 4 WIRE 3P FLANGED INLET NEW
50 AMP MARINCO CS6375 50A 4 WIRE 3P FLANGED INLET NEW
Paypal   US $39.99
Lot of 10 Leviton 5239 Metal Motor Base Flanged Inlet Straight Blade 15A 125V
Lot of 10 Leviton 5239 Metal Motor Base Flanged Inlet Straight Blade 15A 125V
Paypal   US $39.95
Hubbell HBL2315 2 Pole Twist Lock Flanged Inlet NEW
Hubbell HBL2315 2 Pole Twist Lock Flanged Inlet NEW
Paypal   US $38.67
1 NIB HUBBELL CS6377 FLANGED INLET 50 AMP 125 V FLANGED INLET
1 NIB HUBBELL CS6377 FLANGED INLET 50 AMP 125 V FLANGED INLET
Paypal   US $38.50
1 NIB HUBBELL CS8475 50 AMP 480 V TWIST LOCK FLANGED INLET
1 NIB HUBBELL CS8475 50 AMP 480 V TWIST LOCK FLANGED INLET
Paypal   US $38.50
NEW HUBBELL Flanged Inlet HBL2815 120 208V 30A L21 30P
NEW HUBBELL Flanged Inlet HBL2815 120 208V 30A L21 30P
Paypal   US $37.99
HUBBELL HBL2525 20 Amp 277 480 Volt 3 Phase L22 20P Flanged Inlet 4 Pole 5 Wire
HUBBELL HBL2525 20 Amp 277 480 Volt 3 Phase L22 20P Flanged Inlet 4 Pole 5 Wire
Paypal   US $36.80
HUBBELL HBL2725 INSULGRIP TWIST LOCK FLANGED INLET 30A 250V 3 PHASE 3 POLE 3D092
HUBBELL HBL2725 INSULGRIP TWIST LOCK FLANGED INLET 30A 250V 3 PHASE 3 POLE 3D092
Paypal   US $36.10
Conntek 15 Amp 125 Volt NEMA 5 15P Straight Blade Flanged Inlet
Conntek 15 Amp 125 Volt NEMA 5 15P Straight Blade Flanged Inlet
Paypal   US $35.18
Hubbell HBL2435 NEMA L16 20 AC Flanged Inlet 480V NEW
Hubbell HBL2435 NEMA L16 20 AC Flanged Inlet 480V NEW
Paypal   US $35.00
HUBBELL FLANGED INLET RECEPTACLE 3PHASE 5WIRE 20A 120 208V 3PHASE Y 231A
HUBBELL FLANGED INLET RECEPTACLE 3PHASE 5WIRE 20A 120 208V 3PHASE Y 231A
Paypal   US $35.00
Hubbell CS8475 2P3W 50A 480V Twist Lock Flanged Inlet
Hubbell CS8475 2P3W 50A 480V Twist Lock Flanged Inlet
Paypal   US $34.99
New HUBBELL HBL2625 Twist Lock Flanged Inlet 30A 250V
New HUBBELL HBL2625 Twist Lock Flanged Inlet 30A 250V
Paypal   US $34.00
ArrowHart CWL520FI Hart Lock Flanged Inlet Lot of 10
ArrowHart CWL520FI Hart Lock Flanged Inlet Lot of 10
Paypal   US $33.99
HUBBELL HBL2435SW TWIST LOCK FLANGED INLET WATERTIGHT SAFETY SHROUD 20A 4CV08
HUBBELL HBL2435SW TWIST LOCK FLANGED INLET WATERTIGHT SAFETY SHROUD 20A 4CV08
Paypal   US $33.50
HUBBELL 30 A 120 208 V 3 Ø HBL3434C FLANGED INLET 3434C
HUBBELL 30 A 120 208 V 3 Ø HBL3434C FLANGED INLET 3434C
Paypal   US $32.80
NEW HUBBELL 30 120 208 L21 30P Flanged Inlet HBL2815
NEW HUBBELL 30 120 208 L21 30P Flanged Inlet HBL2815
Paypal   US $32.20
AH AH6615 30 120 208 L21 30P Flanged Inlet HBL2815
AH AH6615 30 120 208 L21 30P Flanged Inlet HBL2815
Paypal   US $32.20
Arrow Hart Flanged Inlet 3P 3W 30A 125 250V 3337N NEW
Arrow Hart Flanged Inlet 3P 3W 30A 125 250V 3337N NEW
Paypal   US $31.76
Hubbell 3434 C twistlock Flanged inlet 4P4W 30A 3434C
Hubbell 3434 C twistlock Flanged inlet 4P4W 30A 3434C
Paypal   US $30.00
1 NEW HUBBELL 7408 C FLANGED INLET NIB
1 NEW HUBBELL 7408 C FLANGED INLET NIB
Paypal   US $29.99
1 NEW HUBBELL HBL2325 FLANGED INLET RECEPTACLE NIB
1 NEW HUBBELL HBL2325 FLANGED INLET RECEPTACLE NIB
Paypal   US $29.99
Marinco CS6375 3P 4W 50A 125 250V Flanged Inlet UL CSA
Marinco CS6375 3P 4W 50A 125 250V Flanged Inlet UL CSA
Paypal   US $29.99
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