Log in or Sign up

Welcome to Tundras.com!
You are currently viewing as a guest! To get full-access, you need to register for a FREE account.
As a registered member, you’ll be able to:

Participate in all Tundra discussion topics

Transfer over your build thread from a different forum to this one

Communicate privately with other Tundra owners from around the world

Post your own photos in our Members Gallery

Access all special features of the site
Quick Links: Leveling TRD Exhaust Performance upgrades: Muffler questions. TRD dual exhaust leveling Gear Oil without Limited Slip additives for TrueTrac, Helix, Torsen, Grip Pro differentials If you plan to swap your exhaust you MUST buy the Lisle hanger tool TRD Airflow Accelerator fitment-2021 CM

Catalytic Converter removal

Discussion in 'Performance and Tuning' started by claybro94, Apr 22, 2019.

Post Reply

Apr 22, 2019 at 8:36 PM

#1

#1
claybro94 [OP] New Member

Joined:

Apr 22, 2019

Member:

#29518

Messages:

1

Gender:

Male

First Name:

Jerel

Vehicle:

2001 4.7 V8 Tundra

Replaced stock exhaust system with flow master dual system

Hey everyone,
I’m wanting to remove my cats on my 2001 tundra. I live in Oklahoma and there aren’t any laws (at least that I have found) that prohibit it. If I remove the cats, will I need to tune my engine to get a proper fuel/air ratio?

claybro94, Apr 22, 2019

#1

Apr 22, 2019 at 9:40 PM

#2

#2
johnvan OG

Joined:

Feb 2, 2016

Member:

#2595

Messages:

224

Gender:

Male

First Name:

john

Rensselaer,New York

Vehicle:

2016 inferno SR5 DC

you will need to put in dummy oxygen sensors to trick the ecu to make it run right.
https://itstillruns.com/bypass-oxygen-sensors-5409829.html

johnvan, Apr 22, 2019

#2

Post Reply

Register FREE to Reply!

Products Discussed in

TRIAX Synergy Gear Max 75W-90 GL-5 Limited Slip, Ultra Long Drain 500k Miles, Manual Transmission, Gear/Differential Lubricant (1 Gallon)

aFe Power Prefilter Filter Wrap - 9" Base, 7" Top, 8" Tall, #28-10303, Black

Shkalacar Chassis Ears Automotive Electronic Stethoscope, Mechanic Stethoscope Car Engine Noise Detector with Headphones, Multi-Channel Sensitivity Diagnostic with Extension Cables & Handbag

Two-Way Articulating Borescope, DXZtoz Industrial Endoscope with 0.33in Articulated Snake Camera, Video Inspection Scope with Light for Automotive Aircraft Mechanics- 5.5FT

Hayden 679 Universal 11” Rapid-Cool Add-On Transmission Cooler to Enhance Cooling (not for direct replacement of the factory unit)

Godaca 1x Black PVC Male Connector 6-way for Throttle Body Sensor 90980-11858

MDXSB Ultra Fine Graphite Dry Lubricant 50 Grams

Genuine Front Pipe Exhaust Gasket 90917-A6002

Spearhead MPG Defense Max Thrust Engine Air Filter For All Mileage Vehicles, Fits Like OEM, Restores MPG & Acceleration (MT-895)

Spectre Performance 8771 3-3/2.5" Intake Coupler, Black, 3 x 3" "

Panlong OBD2 Scanner Bluetooth OBDII Diagnostic Tool Car Code Reader Turn Off Check Engine Light Support Android Torque App

Adhesive Backed Aluminized Fiberglass Heat Sheet Heat Protection Barrier Cover Aluminized Heat Shielding Mat for Hose and Auto Use Heat Insulation Sheet Heat Reflective (Gold, 24 x 48")

Smoke Fluid Solution for Automotive Smoke Machine Testing - Made in USA - 8oz Liquid Smoke Refill Designed for Automotive Testing - EVAP, Vacuum, Fuel, Intake, Exhaust, Turbo Systems & Super Chargers

STEBER 1/8 NPT Stainless Steel Oil Pressure Sensor Tee Fitting with Side Port

ChargerCity Multi Angle Adhesive Dashboard and Console Mount for H & S H&S Mini Maxx Tuner 40400-102 Auto Tuner Programmer Programming Gauge Monitor Device (Dashboard Mount)

EVIL ENERGY 3/8 Fuel Hose Line Push Lock NBR Rubber SAE 30R7 10FT 300PSI

EVIL ENERGY 3.0" Exhaust Clamp,Butt Joint Band Clamp Sleeve Coupler Stainless Steel for Pipes,Mufflers,Catalytic Converters 1PCS

Ucreative 4'' Reinforced Silicone Straight Hump Coupler High Temperature 4-ply with T-Bolt Clamps Hose ID: 4.0" (102mm)

4" to 3" Inch 45 Degree Coupler Elbow Black Silicone Reducer Coupler Turbo Intake Pipe Black

Red Line 81403 Engine Oil Break-In Additive - 16 Ounce

UGREEN 6ft USB to Serial Adapter, Serial to USB Adapter DB9 Male 9 Pin with PL2303 Chipset, PVC Jacket, RS232 to USB Cable for Windows 11 10 8.1 8 7 XP Vista, Mac OS, Linux

Star Tron Enzyme Fuel Treatment Concentrate, 16 Fl. Oz. – Treats up to 256 Gallons – Rejuvenate & Stabilize Old Gasoline, Cure Ethanol Problems, Improve MPG, Reduce Emissions, Increase Horsepower

HFP-S65-3 Quantum Fuel Pump Strainers (QTY 3) Replacement for Chrysler Dodge Ford Toyota Lexus Jeep Mitsubishi (2006-2018), Replaces E7081H

BETOOLL 0-140PSI Fuel Injector Injection Pump Pressure Tester Gauge Kit Car Tools (Master)

Motivx Tools Oil Filter Wrench for Toyota Camry, Tundra, Tacoma, 4Runner, RAV4 and More - 64mm 14 Flute Precision CNC Machined Aluminum Oil Filter Removal Tool

Toyota Genuine (PTR03-34079) Intake Flow Accelerator

Allstar Performance ALL46110-48 (48") Gauge Line Kit, Silver

WIX Racing Filters Air Filter Panel

BOOSTane Professional Octane Booster, Formulated to Increase Octane for High-Performance Race Engines, 32oz (1 Pack)

ATL CFD-504 CFD System- 2 Wire Standard Wire-Thru Bulkhead

Continental OE Technology Series 4081124 8-Rib, 112.4" Multi-V Belt

Gates K081124HD FleetRunner Micro-V Serpentine Drive Belt

Carista OBD2 - Bluetooth OBD2 Scanner and App - Car Scanner Diagnostic Tool and Code Reader with Access to Diagnostics, Customizations, Service Tools, and Live Data

Orion Motor Tech Gear Puller Set, 3" 4" 6" 8" 3 Jaw Puller Kit for Pulley Gear Bearing Flywheel Removal, Heavy Duty Pulley Puller with Reversible Jaws 4 pcs Bearing Puller Tool Kit

Schumacher Electric Battery Load Tester and Voltmeter, BT-100, 100 Amps, 6 Volt, 12 Volt, for Testing Batteries Up to 1000 Cranking Amps

DENSO IKH20 Iridium Power Spark Plug Ikh20 X 4Pieces Ignition Plugs Racing Upgrade

Block Tester BT-500 Head Gasket Combustion Leak Test Kit - Made in USA

Original Fumoto F103N with LC-10 lever clip FN-Series Engine Oil Drain Valve, 1 Pack

Orion Motor Tech Hose Clamp Pliers, Long Reach Wire Spring Hose Clamp Pliers Remover for Automotive Coolant Radiator Heater and Water Hose with Band Flat or Large Clamps

EDGELEC 100pcs 5mm Red Blinking Diffused LED Diodes 1.5Hz Flash (Single Color Flashing) Round Lens 29mm Lead DC 2V Blink Bulb Lamp Light Emitting Diode +100pcs Resistors 470ohm for DC 6-12V Included

9" Length Fuel Filter Calipers Fuel Line Pliers In-Line Fuel Filter Tool Fuel Filter Line Pipe Hose Quick Release Pliers Remover

SABRENT USB 2.0 to Serial (9 Pin) DB 9 RS 232 Converter Cable, Prolific Chipset, HEXNUTS, [Windows 11/10/8.1/8/7/VISTA/XP, Mac OS X 10.6 and Above] 2.5 Feet (CB-DB9P)