MTC 122372 Engine Crankcase Breather Connector 849290090304

( Brand: Mtc ), ( Manufacturer Part Number: 122372 ), ( Type: Engine Crankcase Breather Connector ), ( UPC: 849290090304 )

Review MTC Engine Crankcase Breather Connector

The **MTC 122372 Engine Crankcase Breather Connector** is a precision-engineered component designed to maintain optimal airflow and pressure balance within internal combustion engines, ensuring reliable performance and longevity. This high-quality breather connector is crafted from durable, corrosion-resistant materials, including reinforced rubber and robust plastic housing, to withstand the harsh conditions of automotive environments, from extreme temperatures to exposure to oil, fuel, and road debris. Its ergonomic design features a secure, interference-fit connection that prevents leaks while allowing for easy installation and removal, minimizing downtime during maintenance or engine repairs. The connector s internal passage is carefully calibrated to regulate crankcase pressure, reducing blow-by gases and preventing oil dilution, which can degrade engine efficiency and accelerate wear on critical components. Ideal for a wide range of applications, including light-duty trucks, SUVs, and performance vehicles, this breather connector is compatible with various engine configurations, offering a universal fit for aftermarket and OEM replacements. Whether used in stock applications or high-performance setups, the MTC 122372 ensures consistent airflow management, contributing to smoother operation, reduced emissions, and extended engine life. Built to meet stringent quality standards, this component exemplifies reliability and precision, making it a trusted choice for mechanics and enthusiasts seeking dependable performance solutions.

### **Pros and Cons of buying a MTC 122372 Engine Crankcase Breather Connector**

1. **Compatibility and Fitment** This part is specifically designed for certain engine models, ensuring a proper fit without modifications. It reduces the risk of leaks or improper installation compared to generic alternatives.

2. **Improved Engine Breathing** A well-functioning crankcase breather helps regulate pressure within the engine, preventing oil leaks, sludge buildup, and potential damage to seals and gaskets. This can extend engine life and maintain performance.

3. **Reduced Emissions and Noise** A properly functioning breather system minimizes blow-by gases escaping into the atmosphere, which can reduce engine noise and exhaust emissions, making the vehicle slightly more environmentally friendly.

4. **Prevents Oil Contamination** By controlling crankcase pressure, the breather helps keep oil cleaner by preventing excessive blow-by gases from mixing with the lubricant, which can lead to sludge formation.

5. **Cost-Effective Replacement** Compared to more complex engine repairs (such as valve cover or oil pan leaks), replacing a faulty breather is relatively inexpensive and straightforward, often requiring minimal labor.

6. **Easy Installation** Many crankcase breathers are designed for simple replacement, often requiring only basic tools. This makes it a DIY-friendly repair for those with mechanical experience.

7. **Extended Engine Longevity** Over time, a failing breather can contribute to more severe engine issues, such as piston ring wear or valve train damage. Replacing it proactively can help avoid costly repairs down the line.

---

1. **Potential for Counterfeit Parts** Purchasing from untrusted sellers may result in fake or low-quality replicas that fail prematurely, leading to repeated replacements and frustration.

2. **Incorrect Fitment Risk** If the part is not the exact match for your engine model (e.g., due to a mislabeling or incorrect ordering), it may not seal properly, leading to leaks or ineffective breathing.

3. **Limited Lifespan** While high-quality breathers are durable, they are not permanent solutions. Over time, they may wear out, especially in high-mileage or heavily used engines, requiring eventual replacement.

4. **Dependence on Other Systems** The breather works in conjunction with the PCV (Positive Crankcase Ventilation) system. If other components (such as the PCV valve or hoses) are failing, replacing just the breather may not fully resolve breathing issues.

5. **Installation Challenges** In some vehicles, accessing the breather location may require removing other components (e.g., air intake or engine covers), which can complicate the repair for inexperienced DIYers.

6. **Price Variability** While generally affordable, prices can vary significantly depending on the brand, seller, and whether it s a new or used part. Some aftermarket alternatives may be cheaper but less reliable.

7. **Environmental Concerns (Minor)** While breathers reduce emissions compared to a completely unregulated system, they still release some gases into the air. However, this is a minor drawback compared to the benefits.

---

The **MTC 122372 Engine Crankcase Breather Connector** is a practical and necessary replacement part for vehicles experiencing breathing issues, oil leaks, or excessive crankcase pressure. Its primary benefits improved engine protection, reduced emissions, and cost-effectiveness outweigh the minor drawbacks, particularly if sourced from a reputable supplier. The key to a successful installation lies in ensuring the correct fitment for your engine model and addressing any related PCV system components if needed.

For most drivers, this is a straightforward and worthwhile repair that can prevent more serious engine problems. However, if you are unsure about the part s compatibility or installation, consulting a mechanic or verifying the exact fitment before purchase is advisable.

- **Buy from a trusted source** (e.g., official dealership parts, reputable online retailers, or established auto parts stores) to avoid counterfeit or mismatched parts.

- **Check compatibility** with your vehicle s engine model (e.g., MTC parts often specify fitment for certain engines like the 2.0L or 2.4L models in some vehicles).

- **Inspect the PCV system** alongside the breather replacement, as a failing PCV valve can negate the benefits of a new breather.

- **Follow installation guidelines** carefully, ensuring a tight seal to prevent leaks.

- **Consider OEM or high-quality aftermarket brands** if budget allows, as they tend to offer better longevity.

If you are comfortable with basic engine maintenance, this is a repair you can confidently tackle yourself. For those less experienced, a mechanic s assistance may be worthwhile to ensure proper installation.

Details:

Engine Crankcase Breather Connector. This part fits vehicles made in the following years 2006 ,2 007,2008,2009,2010,2011,2012,2013.

part #: 122372 price

• $56.71

specifications emissyste:

• brand: Mtc
• mpn: 122372
• type: Engine Crankcase Breather Connector
• upc: 849290090304

offer emissyste:

• availability: In Stock
• started: May 18, 2026
• options: Ship-to-home
• sold: 0

general emissyste:

• Car Truck Parts Accessories > Exhaust Emission Systems > Other Exhaust Emission Parts
• condition: New

seller emissyste:

• rating: 99.6%
• city: Brooklyn, New York
• # reviews: 1534

payments emissyste:

• wallet: Google-pay
• credit card: Diners-club
• other

returns emissyste:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days

shipping emissyste:

• type: Fixed
• transit: 3-9 Days
• service: Standard
• cost: $16.99
• class: Standard

Mtc 122372 Is Similar To:

• 054905377a Mtc Knock Sensor Green Connector 849290038672 (39.2% similar) If you would like to request a quote have this product shipped outside of the contiguous us, please. Please with any questions regarding product availability. The knock sensor is mounted to engine detect ping, caused by pre-ignition, and relays information ecu adjust timing keep your stable. If you'...(December 16th, 2018)
• 054905377g Mtc Knock Sensor Blue Connector Priced Each 849290038665 (35.4% similar) Please for any fitment questions. If you're experiencing a rough running engine with timing and knock sensor fault code, this is the most common fix. Mtc - knock sensor blue connector priced each 054905377G mfg: keep your engine from destroying itself with a misfire. If you would like to request a ...(December 25th, 2018)
• Mtc Parts 1010883 Engine Crankcase Breather Element (72.2% similar) Part #: Mtc parts 1010883 for sale...(September 17th, 2024)
• Mtc 5067 Crankcase Breather Hose Direct Fit (65.2% similar) Placement on vehicle: engine compartment. Mtc crankcase breather hose direct fit: msrp: $56.39. Material: factory specifications. Condition: new.: crankcase breather hose. Rotating electrical. Number of pieces: timing parts/kits-valve train. Country of origin primary: CNN. Caution: fitment is for ...(February 13th, 2025)
• Mtc 4701 Crankcase Breather Hose Direct Fit (65.2% similar) Placement on vehicle: engine compartment. Manufacturer part number: 4701.: crankcase breather hose. Warranty: 1 year. Timing parts/kits-valve train. Rotating electrical. Mtc crankcase breather hose direct fit: msrp: $45.59. Country of origin primary: CNN. Condition: new. Material: factory ...(July 7th, 2025)
• Mtc 122492 Valve Cover To Vent Tube Engine Crankcase Breather Hose Connector (72.1% similar) Valve cover to vent tube engine crankcase breather hose connector: msrp: $27.59. Condition: new. Engine parts. Manufacturer part number: 122492. Caution: fitment is for north America vehicles. Tire chains and accessories. Timing parts/kits-valve train. Features: 100% accuracy of fit. Rotating ...(November 10th, 2025)
• Mtc 4622 Crankcase Breather Connector Direct Fit (74.5% similar) Crankcase breather connector direct fit: msrp: $31.19.: crankcase breather connector. Warranty: 1 year. Material: factory specifications. Country of origin primary: CNN. Condition: new. Caution: fitment is for north America vehicles. Placement on vehicle: engine compartment. Features: 100% accuracy ...(January 21st, 2026)
• Mtc 171262 Crankcase Breather Hose Kit (71.4% similar) Timing parts/kits-valve train. Condition: new. Features: 100% accuracy of fit. Radiators and cooling. Caution: fitment is for north America vehicles. Manufacturer part number: 171262. Crankcase breather hose kit: msrp: $50.39. Ignition and filters. Material: factory specifications. how to verify ...(March 17th, 2026)
• Mtc 171328 Crankcase Breather Hose (72.5% similar) Crankcase breather hose: msrp: $27.59. Timing parts/kits-valve train. Condition: new. Country of origin primary: in. Manufacturer part number: 171328. Warranty: 1 year. Radiators and cooling. Features: 100% accuracy of fit. Material: factory specifications. Rotating electrical. Ignition and filters...(March 24th, 2026)
• Mtc 122417 Crankcase Breather Hose Fits 2002-2005 Bmw 745li 02-05 745i (53.4% similar) Condition: new. Caution: fitment is for north America vehicles. Manufacturer part number: 122417. Timing parts/kits-valve train. Crankcase breather hose fits 2002 -2005 BMW 745LI 02-05 745I: msrp: $43.19. Radiators and cooling. Tire chains and accessories. Rotating electrical. Country of origin ...(April 17th, 2026)
• Mtc 122447 Crankcase Breather Hose Fits 2008-2014 Bmw X6 09-12 750li (54.4% similar) Manufacturer part number: 122447. Tire chains and accessories. Material: factory specifications. Rotating electrical. Caution: fitment is for north America vehicles. Timing parts/kits-valve train. Ignition and filters. Features: 100% accuracy of fit. Condition: new. Upc: crankcase breather hose fits...(April 19th, 2026)