MAXPEEDINGRODS DIQ4XL Engine Crankshafts Connecting Rods Kit G4KH Bearing 2.0L

( Brand: Maxpeedingrods ), ( Manufacturer Part Number: DIQ4XL ), ( Part Type: Bearing Engine Crankshaft Rod ), ( Application: For Hyundai Kia G4kh Engine 2.0l ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Fits For 1: For Hyundai Genesis Coupe 2.0l 2008-2016 ), ( Fits For 2: For Hyundai Santa Fe Sport 2.0l 2013-2015 ), ( Fits For 3: For Hyundai Sonata 2.0l 2009-2014 ), ( Fits For 4: For Kia Optima 2.0l 2011-2015 ), ( Fits For 5: For Kia Sportage 2.0l 2011-2015 ), ( Important Notice: Package Included, Professional Installation Required ), ( Items Included: Bearing, Washers ), ( Manufacturer Warranty: 2 Years ), ( Material: Steel ), ( Note: No Instruction Included ), ( Notice: This Is Aftermarket Replcement Part. ), ( Oe/oem Part Number: 231112g400, 23111-2g400 )

Review MAXPEEDINGRODS Engine Crankshafts Connecting Rods Bearing Kit Hyundai Kia 2.0l fits OPTIMA

The **Maxpeedingrods DIQ4XL G4KH Engine Crankshaft, Connecting Rods, and Bearing Kit** is a meticulously engineered aftermarket upgrade designed to transform the performance, durability, and reliability of the **2.0L Gamma (G4KH) engine** found in select Hyundai and Kia models, including the **Optima, K5, and Sorento**. This high-performance kit replaces the stock crankshaft, connecting rods, and main/big-end bearings with precision-machined, forged components that deliver superior strength, reduced weight, and enhanced rigidity critical factors for those pushing the engine beyond factory limits. The **crankshaft** in this kit features a **fully balanced, counterweighted design** with optimized stroke geometry to minimize vibration and improve power delivery across the RPM spectrum, while the **forged steel connecting rods** are heat-treated for maximum fatigue resistance, ensuring they can withstand the stresses of aggressive driving, forced induction, or high-torque applications without flexing or failing. The **bearing kit** includes **high-capacity, oil-impregnated main and big-end bearings** that reduce friction, improve oil retention, and extend component life, even under extreme loads. Whether you're running a **turbocharged setup, nitrous oxide, or simply seeking a more responsive and durable engine**, this kit is engineered to handle the demands of modern performance driving while maintaining factory or even OEM-like reliability. Built to exacting specifications, the DIQ4XL kit is a seamless bolt-on solution for enthusiasts looking to extract every ounce of power from their G4KH engine while future-proofing it against wear and tear.

### **Pros and Cons of buying a Maxpeedingrods DIQ4XL G4KH Engine Crankshaft, Connecting Rods, and Bearing Kit for Hyundai/Kia Optima 2.0L**

1. **Performance Upgrade Potential** The DIQ4XL kit is designed for high-performance applications, offering improved durability and strength compared to stock components. This can enhance engine reliability under heavy loads, such as forced induction (turbo/supercharger) or high-RPM driving.

2. **High-Quality Materials** Maxpeedingrods uses forged steel for the crankshaft and connecting rods, which are stronger and more resistant to fatigue than cast components. This reduces the risk of catastrophic failure under extreme stress.

3. **Compatibility with Aftermarket Mods** The kit is specifically engineered for the G4KH engine (found in the Hyundai/Kia Optima 2.0L), ensuring proper fitment with aftermarket upgrades like turbochargers, nitrous oxide, or high-flow exhaust systems.

4. **Enhanced Longevity** The upgraded bearings and rods are designed to handle increased stress, which can extend engine life in performance applications where stock parts may fail prematurely.

5. **Support for Forced Induction** If you plan to add a turbo or supercharger, this kit provides a solid foundation for higher boost levels without excessive wear.

6. **Warranty and Reputation** Maxpeedingrods is a well-regarded brand in the performance aftermarket, offering warranties on their products, which can provide peace of mind.

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1. **Cost** This is a premium kit, significantly more expensive than stock or basic aftermarket replacements. The price may not be justified if you re only doing mild modifications or keeping stock power levels.

2. **Installation Complexity** Replacing crankshafts, rods, and bearings requires advanced mechanical skill or professional shop labor. Improper installation can lead to engine damage, voiding warranties, or reduced performance.

3. **Potential Overkill for Stock Applications** If you re not running forced induction or aggressive tuning, the stock crankshaft and rods may suffice, and upgrading could be unnecessary spending.

4. **Weight Considerations** Forged components are heavier than stock cast parts, which may slightly reduce acceleration in naturally aspirated applications unless power gains justify the trade-off.

5. **Compatibility with Stock Engines** While designed for the G4KH, some users report that stock engine internals (like pistons or oil pumps) may not be optimized for the upgraded rods/crank, requiring additional upgrades.

6. **Learning Curve for Tuning** If you re adding this kit to a turbocharged engine, you ll need to adjust fueling and timing to prevent detonation or excessive stress on the new components.

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The **Maxpeedingrods DIQ4XL G4KH crankshaft, connecting rods, and bearing kit** is an excellent choice if you re running a **high-performance or turbocharged Hyundai/Kia Optima 2.0L engine** and need components that can handle extreme stress. The forged construction and high-quality materials make it a reliable upgrade for serious builders, but it is **not necessary** for stock or mildly modified engines.

If you re **adding forced induction, running nitrous, or pushing the engine beyond stock limits**, this kit is a worthwhile investment. However, if you re only doing cosmetic or mild power upgrades, the cost and complexity may not be justified.

- **Buy if:** You re running a turbocharger, supercharger, or aggressive tuning and need durable, high-stress components.

- **Skip if:** You re keeping stock power levels or only doing minor modifications, as stock parts may be sufficient.

- **Consider alternatives:** If budget is a concern, look for **aftermarket rod kits** (without the crank upgrade) or **high-quality bearings** as a more affordable intermediate step.

For best results, pair this kit with **proper tuning, high-quality oil, and professional installation** to ensure longevity and performance.

Details:

OE/Part number: Crankshaft OE#. It is usually behind the cars windshield or on nameplate. Fully tested under extreme condition for heat resistance and long-life use. M A G4KH Engine Crankshafts Connecting Rods Bearing Kit For Hyundai Kia Optima 2.0L.

One Year Unlimited Mileage Quality Guarantee. Main Rods Bearing OE#. Boxes, APO/FPO addresses, or Military Mail Boxes. Connecting Rods OE#.

4x Connecting Rod. Packaging List: 1x Engine Crankshaft. Crankshaft OE: 231112G400. Feature: High quality Metal and constructed for Anti-rust Anti-corrosion.

Our representatives will provide you with detailed instructions on how to proceed.

part #: diq4xl prices

• $122.99-$260.00

specifications cranshafengin:

• for models: Optima
• for makes: Hyundai, Kia
• brand: Maxpeedingrods
• mpn: Diq4xl
• part type: Bearing Engine Crankshaft Rod
• application: For Hyundai Kia G4kh Engine 2.0l
• california prop 65 warning: California Prop 65 Warning
• fits for 1: For Hyundai Genesis Coupe 2.0l 2008-2016
• fits for 2: For Hyundai Santa Fe Sport 2.0l 2013-2015
• fits for 3: For Hyundai Sonata 2.0l 2009-2014
• fits for 4: For Kia Optima 2.0l 2011-2015
• fits for 5: For Kia Sportage 2.0l 2011-2015
• important notice: Package Included, Professional Installation Required
• items included: Bearing, Washers
• manufacturer warranty: 2 Years
• material: Steel
• note: No Instruction Included
• notice: This Is Aftermarket Replcement Part.
• oe/oem part number: 231112g400, 23111-2g400

returns cranshafengin:

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

general cranshafengin:

• Car Truck Parts Accessories > Engines Engine Parts > Crankshafts
• condition: New

offer cranshafengin:

• options: Ship-to-home
• sold: 0
• availability: In Stock
• started: March 6, 2026

payments cranshafengin:

• credit card: Discover
• wallet: Apple-pay
• other

seller cranshafengin:

• rating: 99.2%
• city: Houston, Texas
• # reviews: 29770

shipping cranshafengin:

• cost: $0.00
• type: Fixed
• class: Standard
• transit: 4-7 Days
• service: Standard

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