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Best Automotive Performance Catalytic Converters

MagnaFlow 93419 Direct Fit Catalytic Converter (Non CARB compliant)
MagnaFlow direct-fit catalytic converters are designed for easy bolt-on installation for the professional installer. Designed for easy bolt-on installation;Reduces harmful emissions.
Reviews
"Don't try any other way to remove the old or install the new."
"great value, comes with the gaskets and clamps."
"These mounted up really easy."
"Easy to install and fits good under 04 Silverado."
"Works great."
"It was a piece of cake installing these!"
"Mainly removing the longer section required dropping the cross brace and pulling down on it to slide pipe out."
"Had an issue with o2 sensor bung stripped out."
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MagnaFlow 22642 Direct Fit Catalytic Converter (Non CARB compliant)
MagnaFlow direct-fit catalytic converters are designed for easy bolt-on installation for the professional installer. Formulated for gas and diesel applications, Compatible Vehicles: Accord 2002 L42.3LGAS, Accord 2001 L42.3LGAS, Accord 2000 L42.3LGAS, Accord 1999L42.3LGAS, Accord 1998L42.3LGAS.
Reviews
"I used a cut off wheel and when I cut the heads of the 3 bolts on the back flange, the old catalytic converter fell off even though the flange joint also looked rusted together. I then bolted the new catalytic converter to the tail pipe, installed the O2 sensor from the original catalytic converter, and then re-installed it. My heat shield had a bolt hole in each of the four corners of the shield that attached to 4 holes in the seam around the original catalytic converter. Some comments say their heat shield is 2 pieces and it bolts to each other like a clam shell over the catalytic converter."
"My new cat came with both gaskets unlike some reviewers here, so I was pleasantly surprised. Went inside to eat and let the exhaust cool off; allow the penetrating oil to work. 3. took the o2 sensor off 1st while cat is still bolted on. 4. loosened 6 nuts (3 on each side). 5. used pry bar to remove cat. 6. tapped studs out of OEM cat to reuse in new one. 7. installed new cat in reverse order. 8. test drive. 9. beer time. Hope this helps."
"fit like a glove on 99 accord."
"was direct fit as advertised."
"Great fit."
"They're round hollow rings and are most likely rusted into their slots, one at the end of the flex pipe leading into the cat and one at the exit of the cat itself. Same with the bolts, the converter I replaced had the studs welded to it and could not be reused. I assume they tried to use the short one meant for the cat in the manifold."
"Used on my CA emissions Accord (in Texas), no more rattles, no lights, 1800 miles since replaced."
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MagnaFlow 27405 Direct Fit Catalytic Converter (Non CARB compliant)
MagnaFlow direct-fit catalytic converters are designed for easy bolt-on installation for the professional installer. Enter your model number to make sure this fits.
Reviews
"This item along with the O2 sensor were easy to install within an hour or so if you have access to a lift, a bit longer if you have to lay on the ground to do the job."
"I used the original heat shield over top the one welded to this one, as it didn't look like it would protect the underside of the car as well as the original."
"Decided to replace the stock catalytic converter when replacing the stock manifold with a performance header."
"Seems like good quality."
"Bolted on just as expected to my 2003 Honda Accord Coupe 2.4L."
"I brought it for my 2003 honda accord lx 4 cly .i also changed o2 sensor with it .code 0420 gone .but i had to drive car like 400 miles after changing those to reset the code."
"I got the back bolts off my accord but the front were rusted tight!"
"Exact fit on my 2003 Honda Accord, easy install once the old one was off."
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Best Automotive Performance Catalytic Converters & Parts

MagnaFlow 93419 Direct Fit Catalytic Converter (Non CARB compliant)
MagnaFlow direct-fit catalytic converters are designed for easy bolt-on installation for the professional installer. Designed for easy bolt-on installation;Reduces harmful emissions.
Reviews
"Don't try any other way to remove the old or install the new."
"great value, comes with the gaskets and clamps."
"These mounted up really easy."
"Easy to install and fits good under 04 Silverado."
"Works great."
"It was a piece of cake installing these!"
"Mainly removing the longer section required dropping the cross brace and pulling down on it to slide pipe out."
"Had an issue with o2 sensor bung stripped out."
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Best Automotive Replacement Catalytic Converters

MagnaFlow 93419 Direct Fit Catalytic Converter (Non CARB compliant)
MagnaFlow direct-fit catalytic converters are designed for easy bolt-on installation for the professional installer. Designed for easy bolt-on installation;Reduces harmful emissions.
Reviews
"Don't try any other way to remove the old or install the new."
"I didn't notice a huge performance improvement, but acceleration is better at low end and my average MPG has increased by 2 miles per gallon."
"great value, comes with the gaskets and clamps."
"These mounted up really easy."
"Easy to install and fits good under 04 Silverado."
"Works great."
"It was a piece of cake installing these!"
"Mainly removing the longer section required dropping the cross brace and pulling down on it to slide pipe out."
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Best Automotive Replacement Catalytic Converters & Parts

Power Probe (PP319FTC-CARB) Power Probe III 'Carbon Fiber Edition' Circuit Tester Kit
Power Supply to Activate Electronic Components, Power and Ground Feed, High Impedance Circuit Tester, Digital Volt Meter and Diagnostic Tester Modes, Case and Accessories. Enter your model number to make sure this fits. Carbon Fiber Design Housing.
Reviews
"I've been borrwoing the power probe and decided it was time to get my own."
"I do love having a good ground when testing things like rear lights."
"You have a test light, voltmeter, 12 volt supply and ground all at your finger tips in one easy to use probe."
"If you work on cars for living, this tool is an absolute must have... great rugged hard plastic case fits fine in my box at work."
"Cool tool."
"Great tool in the hands of someone that knows what they're doing electrically."
"use this all the time worth every penny."
"well worth the money, great shipping,"
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Best Automotive Performance Catalytic Converter Kits

Walker 16340 Ultra Domestic Converter - Non-CARB Compliant
Flange to flange, direct fit design bolts to existing exhaust.
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Best Automotive Performance Catalytic Converter Parts

Walker 31887 Hardware Flange
Walker delivers optimal OE-style fit, appearance, and dependability in aftermarket emissions control parts. New Walker accessories help to ensure effective exhaust repairs.
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Best Automotive Performance Catalytic Converter Air Tubes

Spectre Performance 9799 4" 90 Degree Mandrel Intake Tube
Spectre tubes allow you to design your very own custom cold air intake system. Enter your model number to make sure this fits.
Reviews
"I needed a 90* 4" intake piece for the LSA install my SS sedan."
"Freedom to piece together your own 4" intake system for LS swappers, or otherwise, is awesome."
"Not sure why an aluminum elbow costs so much."
"Good quality, but not cheap."
"This product is too thin which permits the product to dent and bend, would not recommend."
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