6.6 Gas vs 6.6 Diesel: Which One Should I Choose?

Introduction

I’m in the market for a truck and I’ve come across two options with the 6.6 engine types: gas and diesel. Both have their pros and cons, and I’m wondering if anyone can share personal experiences or insights on these engines.

Performance

One of the main concerns I have is performance. I’ve heard that the diesel offers more torque, which is great for heavy towing, but does it actually translate to better real-world performance? Or does the gas engine keep up just as well under similar circumstances?

Fuel Economy

Then there’s fuel efficiency. Since both engines likely have varying benefits and drawbacks regarding MPG, I’d love to hear if those with experience feel the diesel’s higher cost at the pump is compensated by its superior fuel economy over the long run.

Maintenance Costs

What’s the maintenance situation like? I’ve read that diesel engines tend to have higher maintenance costs, especially with things like oil changes and repairs. Is it true that the 6.6 diesel will empty my wallet more than the gas engine for regular upkeep?

Overall Value

Finally, considering all of the above, which engine offers better long-term value? If I plan to keep this truck for a while, should I lean towards the diesel despite the initial costs?

Conclusion

Any insights from those who have owned or extensively used either or both engine types would be much appreciated! Looking forward to your thoughts and experiences to help me make an informed decision.

I think the biggest difference between 6.6 gas and 6.6 diesel is fuel economy. Diesels typically offer around 20-30% better mileage. This really adds up for daily driving.

That’s a great point! I recently switched from gas to diesel and noticed a significant jump in my MPG, especially on longer trips.

In my experience, the initial cost of a diesel engine usually is higher, but the fuel savings can offset that. I average about 25 MPG with my diesel compared to 17 MPG in my last gas truck!

6 Likes

Absolutely! It’s a more substantial investment upfront, but the long-term savings are worthwhile if you drive a lot.

Aren’t there other cost factors to consider, like maintenance? I’ve heard diesel engines can be pricier to service, which might offset some of those fuel savings.

4 Likes

Great point, Debbie! I read that while diesel maintenance can be costlier, the engines tend to last longer. Has anyone seen actual numbers on this?

I’ve been tracking my expenses and found that, despite higher maintenance costs, my diesel has saved me over $1000 in fuel in a year compared to gas. Definitely worth considering!

6 Likes

But what about the emissions? I know diesels are known for being less eco-friendly. How does that factor into your decision?

That’s a concern too! I’m leaning towards gas partly because of that. Anyone else feeling guilty about diesel emissions?

Hmm, it’s a tough choice. Maybe I’ll just get a gas engine for now and keep an eye on diesel technology. I enjoy reading everyone’s insights!

8 Likes

I recently switched from a 6.6 gas to a 6.6 diesel, and the power when towing is night and day! The torque in my diesel is incredible for heavy loads. Anyone else notice this difference?

I’ve heard that diesels can pull more because of the torque. However, how does the fuel efficiency compare between the two when towing?

Just want to chime in that my 6.6 gas has great power for lighter towing. I feel like the gas engine revs higher, which gives a quick response that’s fun! But serious towing? I’d go diesel.

That’s a good point, but don’t forget diesel’s longevity! I’ve had my diesel for years and it’s still going strong. Lower maintenance on long-term use, too.

I’ve owned both types! For occasional towing, gas is more than sufficient, and maintenance is often cheaper. Diesel shines if you tow regularly and need that extra muscle!

1 Like

Exactly! I think people often underestimate gas engines. They can be reliable companions too, particularly for lighter hauls.

Honestly, it also depends on what you plan to tow. If you’re hauling heavy trailers regularly, it’s hard to argue against diesel for its towing capacity.

Ha! I can already see the gas vs diesel debates heating up! It’s like choosing between pizza and tacos—both have their merits. But for serious towing, diesel is like having a taco truck!

I’m curious how well the 6.6 gas performs in hilly terrains. Any experiences? I live in a region with steep grades.