Skip to product information
Customer avatar (Verified reviewer)
Customer avatar (Verified reviewer)
Customer avatar (Verified reviewer)
Customer avatar (Verified reviewer)
1,000+ orders
in the last 24h

Car Catalytic Converter & Engine Cleaner – Removes Carbon, Restores Power & MPG

Car Catalytic Converter & Engine Cleaner – Removes Carbon, Restores Power & MPG

Regular price $26.99
Regular price $26.99 Sale price $38.99
SAVE 30% Sold out

BUY MORE SAVE MORE

 
add_shopping_cart

-

Ordered

local_shipping

- - -

Order Ready

redeem

- - -

Delivered

Car Catalytic Converter & Engine Cleaner – Removes Carbon, Restores Power & MPG

Car Catalytic Converter & Engine Cleaner – Removes Carbon, Restores Power & MPG

Regular price $26.99
Regular price $26.99 Sale price $38.99
SAVE 30% Sold out

Free Returns for AltaMoro Members

Order Cancellation
You may cancel your order any time before it has been shipped or put into production. A full refund will be issued for cancelled orders. Please note that once the item has been dispatched, cancellations are no longer possible.

Return Policy (if applicable)
We gladly accept returns. Customers may request a return within 14 days of receiving their order.
To qualify, items must be unused, in their original condition, and returned in the original packaging. Proof of purchase (such as a receipt) is required. Please do not send your item back to the manufacturer.
Customers are only responsible for shipping fees once per order (this includes return shipping). No additional restocking fees will be charged.

Refunds (if applicable)
After we receive and inspect your returned item, we will notify you via email. You’ll also be informed whether your refund request has been approved or declined.
If approved, your refund will be processed within a few business days, and the credited amount will be applied to your original payment method.

Delayed or Missing Refunds (if applicable)
If your refund hasn’t appeared yet, please check your bank account again.
Next, reach out to your credit card provider—sometimes it takes a little longer for refunds to be posted officially. You may also want to check with your bank, as processing times can vary.
If you’ve completed all these steps and still haven’t received your refund, please contact us aleedwards39708@outlook.com

Return Address
For the return address, please reach out to our customer support team at aleedwards39708@outlook.com

SHIPPING

We’re committed to providing reliable delivery options no matter where you are located. Each day, we ship orders to customers worldwide, making sure you enjoy quick and dependable service at every step.

Delivery times are broken into two stages:

Processing Time: Includes order confirmation, quality checks, and packaging. All purchases are prepared and sent to our distribution hub within 48 hours after the order is placed.

Shipping Time: The period required for your package to travel from our distribution center to its final destination.

ESTIMATED SHIPPING TIMES BY REGION

Nordic Countries

Standard Delivery: 12–15 business days ($8.9 USD)

VIP Delivery: 5–7 business days ($15.9 USD)

Western, Central & Southern Europe

Standard Delivery: 10–12 business days ($8.9 USD)

VIP Delivery: 5–6 business days ($15.9 USD)

Eastern Europe

Standard Delivery: 8–10 business days ($8.9 USD)

VIP Delivery: 4–6 business days ($15.9 USD)

North America

Standard Delivery: 10–15 business days ($8.9 USD)

VIP Delivery: 6–7 business days ($15.9 USD)

View full details

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Rough Idle? Poor MPG? Check Engine Light Haunting You?

Before you spend thousands replacing your catalytic converter or injectors, try this single bottle. Our advanced 8SA8 formula pours directly into your fuel tank and chemically scrubs away hardened carbon deposits from your entire engine and exhaust system—while you drive. In one tank, watch your throttle response sharpen, your fuel economy claw back to its prime, and that dreaded emissions warning flicker off. Don’t let carbon sabotage your car any longer. Feed it and watch it fight back to life.

Deep-Cleans the Catalytic Converter Without Removal

Over time, unburnt fuel, oil ash, and carbon gum up the honeycomb core of your catalytic converter, choking airflow and spiking backpressure. This cleaner uses a specialized solvent package that bonds to those deposits at the molecular level and burns them away during normal driving. No tools, no dismantling—just pour, drive, and let the chemistry restore your cat’s flow and efficiency.

Total Engine Internal Detox – Beyond the Cat

While it clears the converter, it also scours carbon from combustion chambers, intake valves, fuel injectors, and piston rings. The ultra-low-sulfur carrier penetrates baked-on deposits that lower compression, cause misfires, and steal horsepower. The result? An engine that starts instantly, revs like it’s fresh off the lot, and pulls harder at every RPM.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Why This Carbon Remover Leaves Every Other Cleaner in the Dust

Targets Catalytic Converter Directly

Chemically opens blocked honeycomb channels that no fuel additive can reach.

Comprehensive Engine Detox

Cleans injectors, valves, chambers, and sensors simultaneously for total performance revival.

Emissions Reduction Guarantee

Removes the carbon that causes high HC, CO, and NOx readings; helps clear P0420/P0430 codes.

One-Bottle Pour-and-Drive

Simply add to a full tank of fuel every 3,000–5,000 miles; no mechanic needed.

Stop Failing Emissions Tests – Reclaim Your Registration

When carbon clogs your converter and O2 sensors, your emissions spike and your check engine light says “No.” This formula drastically reduces hydrocarbons, carbon monoxide, and nitrogen oxides in your exhaust stream by cleaning the entire emission path. Many customers pass their smog inspection after just one treatment—without replacing expensive parts.

Stop Overpaying for Catalytic Converter Maintenance – Clean, Restore & Protect Without the Dealer

 

Break the Dealer Cycle

Pour one 120ml bottle into your fuel tank, drive normally, and achieve professional-grade cleaning at a fraction of the $100–$300 shop cost.

Restore Lost Power & Acceleration

Dissolves hardened carbon blocking your catalytic converter, injectors, and sensors, bringing back responsive throttle and smooth, quiet engine performance in a single tank.

Prevent Buildup Before It Happens Again

Unlike cheap additives that only clean once, our formula creates lasting protection by slowing future carbon accumulation, so you clean far less often—and extend your engine's life for the long haul.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Clogged cat? Pour and drive.

Carbon gone, power back.

Pass smog or your money saved.

Step 1: Pour It In

With your fuel tank at least half full, pour the entire 120ml bottle directly into the tank. No mixing, no tools—just open and pour.

Step 2: Drive Until Almost Empty

Drive normally—city or highway, your choice. As fuel flows, the cleaner dissolves carbon from your catalytic converter, injectors, and sensors while you drive.

Step 3: Refill & Recalibrate

Fill up with your usual fuel, then drive 50 miles to let your car's computer recalibrate to the clean components for optimal performance.

3 Simple Steps to a Clean Catalytic Converter

Results Backed by Real Drivers

93%

reported noticeably smoother idle and throttle response after one treatment.

89%

saw their check engine light (catalyst codes) turn off within one tank of driving.

91%

measured an increase in miles per gallon—many by 15% or more.

96%

would recommend this over expensive catalytic converter replacement.

Based on a 2026 survey of 1,100+ verified Catalytic Converter & Engine Cleaner users.

Advanced 8SA8 Chemistry – Safe for All Gasoline & Diesel Engines

Our proprietary blend combines high-temperature combustion catalysts, polyether amine (PEA) detergents, and metal deactivators into a single potent additive. It’s fully safe for oxygen sensors, turbochargers, direct injection, and flex-fuel systems. The formula is ash-free upon combustion, meaning it leaves zero residue behind—only clean metal surfaces and free-flowing exhaust. Manufactured under strict ISO standards and tested on over 50 engine platforms.

Pre-Owned & High-Mileage Vehicles

Reverse years of neglect; get back the MPG and acceleration your older car lost.

Pre-Smog Check Preparation

Add to your tank a week before inspection and improve your odds of passing dramatically.

Turbocharged & Direct Injection Engines

Fight the carbon buildup these engines are notorious for, without invasive cleaning.

Cars with P0420/P0430 Codes

Try this before replacing a catalytic converter; it often saves thousands.

Fleet & Heavy-Duty Vehicles

Keep work vans, trucks, and SUVs running efficiently and passing commercial inspections.

Perfect for Any Car That Deserves a Second Chance

  • Saved me $2,000 on a new catalytic converter

    My mechanic said my cat was gone and quoted $2,200. I poured in this cleaner on a whim, cleared the code, and it’s been off for 3,000 miles. I can’t believe this worked—I literally cried happy tears. Best product ever.

    Michael J.

  • Passed smog on a 2005 truck with 200k miles

    My old truck wouldn’t pass emissions. One bottle of this, and the numbers dropped so low the inspector thought I’d replaced the cat. She even asked what I used and wrote it down. Now I gift it to every truck owner I know.

    Sarah T.

  • Idle smoothed out and gas mileage went up

    My Camry was shuddering at stops and sucking gas. Added the cleaner on a cross-state trip, and by the time I hit my exit, the idle was glass-smooth and I gained 4 mpg. This stuff is magic chemistry.

    Daniel R.

  • Preventative maintenance that actually works

    I use it every oil change to keep my catalytic converter alive. 180,000 miles and still passing emissions and pulling strong. My mechanic asks what my secret is, and I just wink. The 8SA8 formula is all you need.

    Linda G.